CVE-2026-40703 | THREATINT

Description

A cross-site request forgery (CSRF) vulnerability exists in the dashboard of the BIG-IP Configuration utility. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

PUBLISHED Reserved 2026-04-30 | Published 2026-05-13 | Updated 2026-05-13 | Assigner f5

MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

Problem types

CWE-352 Cross-Site Request Forgery (CSRF)

Product status

Default status

unknown

21.0.0 (custom) before *

unaffected

17.5.0 (custom) before 17.5.1.4

affected

17.1.0 (custom) before 17.1.3.1

affected

16.1.0 (custom) before *

affected

Credits

F5 finder

References

my.f5.com/manage/s/article/K35544022 vendor-advisory patch

cve.org (CVE-2026-40703)

nvd.nist.gov (CVE-2026-40703)

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