CVE-2023-51379: GitHub Enterprise Server

Medium severity, CVSS 4.9. EPSS: 0.6% chance of exploitation in the next 30 days.

An incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed issue comments to be updated with an improperly scoped token. This vulnerability did not allow unauthorized access to any repository content as it also required contents:write and issues:read permissions. This vulnerability affected all versions of GitHub Enterprise Server since 3.7 and was fixed in version 3.17.19, 3.8.12, 3.9.7, 3.10.4, and 3.11.1. 

Affected products

• GitHub Enterprise Server: from 3.7.0, before 3.7.19 (fixed in 3.7.19); from 3.8.0, before 3.8.12 (fixed in 3.8.12); from 3.9.0, before 3.9.7 (fixed in 3.9.7); from 3.10.0, before 3.10.4 (fixed in 3.10.4); version 3.11.0 only

Published 2023-12-21. Last modified 2026-06-17.