Vulnerability intelligence

CVE-2026-20231

Cisco Cisco Secure Workload CWE-74

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20231 are related to improper neutralization of special elements issues that are grouped under the Common Weakness Enumeration (CWE) CWE-74.

CVSS Score

9.9

Critical

EPSS — Exploit Probability

0.5%

Riskier than 43% of all CVEs · checked 2026-10-04

Exploitation

Not in CISA KEV

KEV does not include every exploited vulnerability

Remediation

unknown

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