What is GHSA-3cjg-48fh-7pr5?

GHSA-3cjg-48fh-7pr5 is a security advisory published by GitHub Security Advisories with Medium severity. On affected platforms running Arista EOS in multi-agent routing model with BGP Segment Routing...

Which CVE IDs does GHSA-3cjg-48fh-7pr5 cover?

GHSA-3cjg-48fh-7pr5 covers the following CVE IDs: CVE-2026-121286. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-3cjg-48fh-7pr5?

GHSA-3cjg-48fh-7pr5 has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-3cjg-48fh-7pr5MediumCVSS 6.5

On affected platforms running Arista EOS in multi-agent routing model with BGP Segment Routing...

Vendor

GitHub Security Advisories

Published

November 10, 2026

Last Modified

November 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-121286 →

📋 Description

On affected platforms running Arista EOS in multi-agent routing model with BGP Segment Routing Traffic Engineering (SR-TE) address family configured, a BGP peer can send crafted BGP packets to cause the BGP process to restart, disrupting all BGP sessions on the device.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-121286
https://www.arista.com/en/support/advisories-notices/security-advisory/25035-security-advisory-0213
https://github.com/advisories/GHSA-3cjg-48fh-7pr5