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MEDIUM: 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:NDefault status
unknown
20.1.12
affected
19.2.1
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18.4.4
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18.4.5
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20.1.1.1
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20.1.1
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19.3.0
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19.2.2
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19.2.099
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18.3.6
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18.3.7
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19.2.0
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18.3.8
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19.0.0
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19.1.0
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18.4.302
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18.4.303
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19.2.097
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19.2.098
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17.2.10
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18.3.6.1
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19.0.1a
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18.2.0
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18.4.3
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18.4.1
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17.2.8
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18.3.3.1
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18.4.0
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18.3.1
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17.2.6
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17.2.9
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18.3.4
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17.2.5
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18.3.1.1
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18.3.5
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18.4.0.1
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18.3.3
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17.2.7
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17.2.4
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18.3.0
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19.2.3
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18.4.501_ES
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20.3.1
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20.1.2
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19.2.929
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19.2.31
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20.3.2
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19.2.32
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20.3.2_925
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20.3.2.1
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20.3.2.1_927
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20.1.2_937
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20.4.1
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20.3.2_928
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20.3.2.1_930
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19.2.4
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20.5.0.1.1
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20.4.1.1
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20.3.3
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20.1.3
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20.4.1.2
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20.4.1.1.5
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20.4.1.0.01
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20.3.3.1.7
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20.3.3.1.5
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20.3.3.1.10
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20.3.3.0.8
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20.4.2
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20.4.2.0.1
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20.3.4
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20.3.3.0.14
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19.2.4.0.8
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20.3.4.0.1
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20.3.2.0.5
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20.6.1
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20.5.1.0.2
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20.3.3.0.17
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20.6.1.1
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20.6.0.18.3
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20.3.2.0.6
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20.6.0.18.4
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20.4.2.0.2
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20.3.3.0.16
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20.3.4.0.5
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20.6.1.0.1
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20.3.4.0.6
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20.6.2
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20.7.1EFT2
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20.3.4.0.9
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20.3.4.0.11
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20.4.2.0.4
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20.3.3.0.18
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20.7.1
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20.6.2.1
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20.3.4.1
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20.5.1.1
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20.4.2.1
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20.4.2.1.1
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20.3.4.1.1
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20.3.813
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20.3.4.0.19
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20.4.2.2.1
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20.5.1.2
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20.3.4.2
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20.3.814
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20.4.2.2
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20.6.2.2
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20.3.4.2.1
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20.7.1.1
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20.3.4.1.2
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20.6.2.2.2
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20.3.4.0.20
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20.6.2.2.3
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20.4.2.2.2
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20.3.5
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20.6.2.0.4
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20.4.2.2.3
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20.3.4.0.24
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20.6.2.2.7
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20.6.3
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20.3.4.2.2
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20.4.2.2.4
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20.7.1.0.2
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20.8.1
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20.3.5.0.8
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20.3.5.0.9
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20.4.2.2.8
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20.3.5.0.7
affected
20.6.3.0.7
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20.6.3.0.5
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20.6.3.0.10
affected
20.6.3.0.2
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20.7.2
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20.9.1EFT2
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20.6.3.0.11
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20.6.3.1
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20.6.3.0.14
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20.6.4
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20.9.1
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20.6.3.0.19
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20.6.3.0.18
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20.3.6
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20.9.1.1
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20.6.3.0.23
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20.6.4.0.4
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20.6.3.0.25
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20.6.5
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20.6.3.0.27
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20.9.2
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20.9.2.1
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20.6.3.0.29
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20.6.3.0.31
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20.6.3.0.32
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20.10.1
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20.6.3.0.33
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20.9.2.0.01
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20.9.2_LI_Images
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20.3.7
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20.6.5.1
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20.11.1
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20.11.1_LI_Images
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20.9.3_LI_ Images
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20.6.3.1.1
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20.9.3.0.2
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20.6.5.1.2
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20.9.3.0.3
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20.4.2.3
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20.6.3.2
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20.6.4.1
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20.6.3.0.38
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20.6.3.0.39
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20.3.5.1
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20.3.4.3
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20.9.3.1
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20.3.3.2
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20.6.5.2
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20.3.7.1
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20.10.1.1
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20.6.5.2.1
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20.3.4.0.25
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20.6.2.2.4
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20.6.1.2
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20.11.1.1
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20.9.3.0.5
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20.3.4.0.26
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20.6.5.1.3
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20.6.3.0.40
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20.1.3.1
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20.9.2.2
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20.6.5.2.3
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20.6.5.1.4
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20.6.5.3
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20.6.3.0.41
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20.9.3.0.7
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20.6.5.1.5
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20.9.3.0.4
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20.6.4.0.19
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20.6.5.1.6
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20.9.3.0.8
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20.6.3.3
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20.3.7.2
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20.6.5.4
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20.6.5.1.7
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20.9.3.0.12
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20.6.4.2
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20.6.5.5
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20.9.3.2
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20.11.1.2
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20.6.3.4
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20.10.1.2
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20.6.5.1.9
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20.9.3.0.16
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20.6.3.0.45
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20.6.5.1.10
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20.9.3.0.17
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20.6.5.2.4
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20.6.4.0.21
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20.9.3.0.18
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20.6.3.0.46
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20.6.3.0.47
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20.9.2.3
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20.9.3.0.21
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20.9.3.0.20
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20.9.4
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20.6.5.1.11
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20.12.1
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20.12.1_LI_Images
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20.6.5.1.13
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20.9.3.0.23
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20.6.5.2.8
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20.9.4.1
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20.9.3.0.25
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20.9.3.0.24
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20.6.5.1.14
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20.3.8
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20.6.6
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20.6.3.0.51
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20.9.3.0.29
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20.12.2
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20.12.2_LI_Images
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20.6.6.0.1
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20.13.1_LI_Images
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20.9.4.0.4
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20.13.1
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20.9.4.1.1
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20.9.5
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20.9.5_LI_Images
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20.12.3_LI_Images
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20.12.3
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20.9.4.1.3
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20.6.7
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20.9.5.1
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20.9.4.1.6
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20.14.1
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20.9.5.2
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20.9.5.2.1
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20.12.3.1
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20.12.4
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20.15.1_LI_Images
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20.15.1
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20.9.5.1.4
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20.9.5.2.13
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20.9.6
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20.9.6_LI_Images
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20.9.5.2.14
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20.6.8
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20.12.4.0.03
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20.16.1
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20.16.1_LI_Images
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20.12.4_LI_Images
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20.9.5.2.16
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20.12.4.0.4
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20.12.401
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20.9.5.3
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20.9.5.3_LI_Images
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20.12.4.1_LI_Images
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20.12.4.1
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20.9.5.2.21
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20.9.6.0.3
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20.12.4.0.6
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20.15.2_LI_Images
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20.15.2
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20.12.4_Monthly_ES5
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20.12.5
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20.12.5_LI_Images
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20.9.7_LI _Images
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20.9.7
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20.15.3
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20.15.3_ LI _Images
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20.12.501
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20.12.5.1_LI_Images
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20.12.5.1
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20.12.5.2_LI_Images
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20.12.5.2
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20.15.3.1
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20.15.4_LI_Images
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20.15.4
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20.9.7.1_LI _Images
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20.9.7.1
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20.18.1
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20.18.1_LI_Images
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20.12.6_LI_Images
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20.12.6
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20.12.5.1.01
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20.9.8
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20.9.8_LI_Images
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20.18.2
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20.15.4.1_LI_Images
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20.15.4.1
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20.18.2_LI_Images
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Description
A vulnerability in the API of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to overwrite arbitrary files on the local file system. To exploit this vulnerability, the attacker must have valid read-only credentials with API access on the affected system. This vulnerability is due to improper file handling on the API interface of an affected system. An attacker could exploit this vulnerability by uploading a malicious file on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on the affected system and gain vmanage user privileges.
CISA Known Exploited Vulnerability
Date added 2026-04-20 | Due date 2026-04-23
Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.
Problem types
Incorrect Use of Privileged APIs
Product status
20.1.12
19.2.1
18.4.4
18.4.5
20.1.1.1
20.1.1
19.3.0
19.2.2
19.2.099
18.3.6
18.3.7
19.2.0
18.3.8
19.0.0
19.1.0
18.4.302
18.4.303
19.2.097
19.2.098
17.2.10
18.3.6.1
19.0.1a
18.2.0
18.4.3
18.4.1
17.2.8
18.3.3.1
18.4.0
18.3.1
17.2.6
17.2.9
18.3.4
17.2.5
18.3.1.1
18.3.5
18.4.0.1
18.3.3
17.2.7
17.2.4
18.3.0
19.2.3
18.4.501_ES
20.3.1
20.1.2
19.2.929
19.2.31
20.3.2
19.2.32
20.3.2_925
20.3.2.1
20.3.2.1_927
18.4.6
20.1.2_937
20.4.1
20.3.2_928
20.3.2_929
20.4.1.0.1
20.3.2.1_930
19.2.4
20.5.0.1.1
20.4.1.1
20.3.3
19.2.4.0.1
20.3.2_937
20.3.3.1
20.5.1
20.1.3
20.3.3.0.4
20.3.3.1.2
20.3.3.1.1
20.4.1.2
20.3.3.0.2
20.4.1.1.5
20.4.1.0.01
20.4.1.0.02
20.3.3.1.7
20.3.3.1.5
20.5.1.0.1
20.3.3.1.10
20.3.3.0.8
20.4.2
20.4.2.0.1
20.3.4
20.3.3.0.14
19.2.4.0.8
19.2.4.0.9
20.3.4.0.1
20.3.2.0.5
20.6.1
20.5.1.0.2
20.3.3.0.17
20.6.1.1
20.6.0.18.3
20.3.2.0.6
20.6.0.18.4
20.4.2.0.2
20.3.3.0.16
20.3.4.0.5
20.6.1.0.1
20.3.4.0.6
20.6.2
20.7.1EFT2
20.3.4.0.9
20.3.4.0.11
20.4.2.0.4
20.3.3.0.18
20.7.1
20.6.2.1
20.3.4.1
20.5.1.1
20.4.2.1
20.4.2.1.1
20.3.4.1.1
20.3.813
20.3.4.0.19
20.4.2.2.1
20.5.1.2
20.3.4.2
20.3.814
20.4.2.2
20.6.2.2
20.3.4.2.1
20.7.1.1
20.3.4.1.2
20.6.2.2.2
20.3.4.0.20
20.6.2.2.3
20.4.2.2.2
20.3.5
20.6.2.0.4
20.4.2.2.3
20.3.4.0.24
20.6.2.2.7
20.6.3
20.3.4.2.2
20.4.2.2.4
20.7.1.0.2
20.8.1
20.3.5.0.8
20.3.5.0.9
20.4.2.2.8
20.3.5.0.7
20.6.3.0.7
20.6.3.0.5
20.6.3.0.10
20.6.3.0.2
20.7.2
20.9.1EFT2
20.6.3.0.11
20.6.3.1
20.6.3.0.14
20.6.4
20.9.1
20.6.3.0.19
20.6.3.0.18
20.3.6
20.9.1.1
20.6.3.0.23
20.6.4.0.4
20.6.3.0.25
20.6.5
20.6.3.0.27
20.9.2
20.9.2.1
20.6.3.0.29
20.6.3.0.31
20.6.3.0.32
20.10.1
20.6.3.0.33
20.9.2.0.01
20.9.1_LI_Images
20.10.1_LI_Images
20.9.2_LI_Images
20.3.7
20.9.3
20.6.5.1
20.11.1
20.11.1_LI_Images
20.9.3_LI_ Images
20.6.3.1.1
20.9.3.0.2
20.6.5.1.2
20.9.3.0.3
20.4.2.3
20.6.3.2
20.6.4.1
20.6.3.0.38
20.6.3.0.39
20.3.5.1
20.3.4.3
20.9.3.1
20.3.3.2
20.6.5.2
20.3.7.1
20.10.1.1
20.6.5.2.1
20.3.4.0.25
20.6.2.2.4
20.6.1.2
20.11.1.1
20.9.3.0.5
20.3.4.0.26
20.6.5.1.3
20.6.3.0.40
20.1.3.1
20.9.2.2
20.6.5.2.3
20.6.5.1.4
20.6.5.3
20.6.3.0.41
20.9.3.0.7
20.6.5.1.5
20.9.3.0.4
20.6.4.0.19
20.6.5.1.6
20.9.3.0.8
20.6.3.3
20.3.7.2
20.6.5.4
20.6.5.1.7
20.9.3.0.12
20.6.4.2
20.6.5.5
20.9.3.2
20.11.1.2
20.6.3.4
20.10.1.2
20.6.5.1.9
20.9.3.0.16
20.6.3.0.45
20.6.5.1.10
20.9.3.0.17
20.6.5.2.4
20.6.4.0.21
20.9.3.0.18
20.6.3.0.46
20.6.3.0.47
20.9.2.3
20.9.3.2_LI_Images
20.9.3.0.21
20.9.3.0.20
20.9.4_LI_Images
20.9.4
20.6.5.1.11
20.12.1
20.12.1_LI_Images
20.6.5.1.13
20.9.3.0.23
20.6.5.2.8
20.9.4.1
20.9.4.1_LI_Images
20.9.3.0.25
20.9.3.0.24
20.6.5.1.14
20.3.8
20.6.6
20.9.3.0.26
20.6.3.0.51
20.9.3.0.29
20.12.2
20.12.2_LI_Images
20.6.6.0.1
20.13.1_LI_Images
20.9.4.0.4
20.13.1
20.9.4.1.1
20.9.5
20.9.5_LI_Images
20.12.3_LI_Images
20.12.3
20.9.4.1.3
20.6.7
20.9.5.1
20.9.5.1_LI_Images
20.9.4.1.6
20.14.1
20.14.1_LI_Images
20.9.5.2
20.9.5.2.1
20.9.5.2_LI_Images
20.12.3.1
20.12.4
20.15.1_LI_Images
20.15.1
20.9.5.1.4
20.9.5.2.7
20.9.5.2.13
20.9.6
20.9.6_LI_Images
20.9.5.2.14
20.6.8
20.12.4.0.03
20.16.1
20.16.1_LI_Images
20.12.4_LI_Images
20.9.5.2.16
20.12.4.0.4
20.12.401
20.9.5.3
20.9.5.3_LI_Images
20.12.4.1_LI_Images
20.12.4.1
20.9.5.2.21
20.9.6.0.3
20.12.4.0.6
20.15.2_LI_Images
20.15.2
20.12.4_Monthly_ES5
20.12.5
20.12.5_LI_Images
20.9.7_LI _Images
20.9.7
20.15.3
20.15.3_ LI _Images
20.12.501
20.12.5.1_LI_Images
20.12.5.1
20.12.5.2_LI_Images
20.12.5.2
20.15.3.1
20.15.4_LI_Images
20.15.4
20.9.7.1_LI _Images
20.9.7.1
20.18.1
20.18.1_LI_Images
20.12.6_LI_Images
20.12.6
20.12.5.1.01
20.9.8
20.9.8_LI_Images
20.18.2
20.15.4.1_LI_Images
20.15.4.1
20.18.2_LI_Images
References
www.cisa.gov/...erabilities-catalog?field_cve=CVE-2026-20122
sec.cloudapps.cisco.com/...ry/cisco-sa-sdwan-authbp-qwCX8D4v (cisco-sa-sdwan-authbp-qwCX8D4v)