What is GHSA-h893-gcq5-j4cv?

GHSA-h893-gcq5-j4cv is a security advisory published by GitHub Security Advisories with High severity. As part of Cisco's ongoing commitment to proactive security and product quality, the\u0026nbsp;Cisco...

Which CVE IDs does GHSA-h893-gcq5-j4cv cover?

GHSA-h893-gcq5-j4cv covers the following CVE IDs: CVE-2026-20280. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-h893-gcq5-j4cv?

GHSA-h893-gcq5-j4cv has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-h893-gcq5-j4cvHighCVSS 8.8

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco...

Vendor

GitHub Security Advisories

Published

September 2, 2026

Last Modified

September 2, 2026

🔗 CVE IDs covered (1)

CVE-2026-20280 →

📋 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-20280
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxr-qg64NcM
https://github.com/advisories/GHSA-h893-gcq5-j4cv