Security Advisory

CVE-2026-20280

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-02 16:14:19

Last updated 2026-09-09 18:56:46

Assigner cisco

CVSS score 8.8

State PUBLISHED

Description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20280 are related to improper checking or handling of exceptional condition issues that are grouped under the Common Weakness Enumeration (CWE) CWE-703.

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