Status: NEW | Advisory ID: CVE-2026-20231
| CVE | CVE-2026-20231 |
| CVSS Score / Version | 9.9 (Critical) / CVSS v3.1 |
| Updated | 2026-08-20 |
| CVSS Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| CVSS Prose | attack vector is network; attack complexity is low; privileges required is low; user interaction is none; scope is changed; confidentiality impact is high; integrity impact is high; availability impact is high. |
| Classified as | CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')) |
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. (NVD)
| Source | Reference |
|---|---|
| NVD | https://nvd.nist.gov/vuln/detail/CVE-2026-20231 |
| CVE | https://www.cve.org/CVERecord?id=CVE-2026-20231 |