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Description

A vulnerability in the CLI of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, local attacker with administrative privileges to perform a command injection attack on the underlying operating system and elevate privileges to root. This vulnerability is due to insufficient validation of user supplied input. An attacker could exploit this vulnerability by providing crafted input to a specific CLI command. A successful exploit could allow the attacker to elevate their privileges to root on the underlying operating system.

PUBLISHED Reserved 2025-10-08 | Published 2026-04-15 | Updated 2026-04-16 | Assigner cisco




MEDIUM: 6.0CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

Problem types

Improper Encoding or Escaping of Output

Product status

Default status
unknown

3.1.0
affected

3.1.0 p1
affected

3.1.0 p3
affected

3.1.0 p2
affected

3.2.0
affected

3.1.0 p4
affected

3.1.0 p5
affected

3.2.0 p1
affected

3.1.0 p6
affected

3.2.0 p2
affected

3.1.0 p7
affected

3.3.0
affected

3.2.0 p3
affected

3.2.0 p4
affected

3.1.0 p8
affected

3.2.0 p5
affected

3.2.0 p6
affected

3.1.0 p9
affected

3.3 Patch 2
affected

3.3 Patch 1
affected

3.3 Patch 3
affected

3.4.0
affected

3.2.0 p7
affected

3.3 Patch 4
affected

3.4 Patch 1
affected

3.1.0 p10
affected

3.3 Patch 5
affected

3.3 Patch 6
affected

3.4 Patch 2
affected

3.3 Patch 7
affected

3.4 Patch 3
affected

3.5.0
affected

3.4 Patch 4
affected

3.3 Patch 8
affected

3.2 Patch 8
affected

3.5 Patch 1
affected

3.3 Patch 9
affected

3.2 Patch 9
affected

3.4 Patch 5
affected

3.5 Patch 2
affected

3.3 Patch 10
affected

References

sec.cloudapps.cisco.com/...ory/cisco-sa-ise-cmd-inj-5WSJcYJB (cisco-sa-ise-cmd-inj-5WSJcYJB)

cve.org (CVE-2026-20136)

nvd.nist.gov (CVE-2026-20136)

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