Vulnerability in Cisco Secure Workload
CVE-2026-20231
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 v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Cisco Secure Workload — versions 1.102.21, 1.103.1.12, 2.0.1.34
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-20231?
- CVE-2026-20231 is a critical-severity vulnerability in Cisco Secure Workload, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.9/10. Published 2026-08-19.
- How severe is CVE-2026-20231?
- Critical severity. CVSS v3 base score is 9.9 out of 10.