What is GHSA-r4g2-mmcv-4w88?

GHSA-r4g2-mmcv-4w88 is a security advisory published by GitHub Security Advisories with High severity. A crafted Error Report can leave EOS stuck believing that a cache reset is in progress,...

Which CVE IDs does GHSA-r4g2-mmcv-4w88 cover?

GHSA-r4g2-mmcv-4w88 covers the following CVE IDs: CVE-2026-121291. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-r4g2-mmcv-4w88?

GHSA-r4g2-mmcv-4w88 has a CVSS v3 base score of 8.2, published by GitHub Security Advisories.

GHSA-r4g2-mmcv-4w88HighCVSS 8.2

A crafted Error Report can leave EOS stuck believing that a cache reset is in progress,...

Vendor

GitHub Security Advisories

Published

November 10, 2026

Last Modified

November 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-121291 →

📋 Description

A crafted Error Report can leave EOS stuck believing that a cache reset is in progress, preventing ROA publication, withdrawal reconciliation, and BGP origin-validation updates.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-121291
https://www.arista.com/en/support/advisories-notices/security-advisory/25044-security-advisory-0222
https://github.com/advisories/GHSA-r4g2-mmcv-4w88