Input validation error in Cisco Secure Workload - CVE-2026-20318
Published: August 19, 2026
Vulnerability identifier: #VU144394
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-20318
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to access unintended resources.
The vulnerability exists due to improper input validation in Cisco Secure Workload when parsing input. A remote attacker can send crafted input to access unintended resources.
Affected software
Cisco Secure Workload
How to mitigate CVE-2026-20318
Install security update from vendor's website.
Cisco Secure Workload - addressed in versions 3.10.9.1, 4.0.4.16