Improper Restriction of Names for Files and Other Resources in Cisco Identity Services Engine (ISE) - CVE-2026-20282
Published: September 18, 2026
Vulnerability identifier: #VU150806
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-20282
CWE-ID: CWE-641
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to compromise the target system.
The vulnerability exists due to insufficient validation of user-supplied input. A remote administrator can send a specially crafted HTTP request and obtain write access to the underlying operating system.
Affected software
Cisco Identity Services Engine (ISE)
How to mitigate CVE-2026-20282
Install updates from vendor's website.
Cisco Identity Services Engine (ISE) - addressed in versions 3.3 Patch 12, 3.4 Patch 7, 3.5 Patch 4