What is GHSA-m26x-jfj3-qhfg?

GHSA-m26x-jfj3-qhfg is a security advisory published by GitHub Security Advisories with Medium severity. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.0 before 19.2.7, 19...

Which CVE IDs does GHSA-m26x-jfj3-qhfg cover?

GHSA-m26x-jfj3-qhfg covers the following CVE IDs: CVE-2026-8937. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-m26x-jfj3-qhfg?

GHSA-m26x-jfj3-qhfg has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-m26x-jfj3-qhfgMediumCVSS 4.3

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.0 before 19.2.7, 19...

Vendor

GitHub Security Advisories

Published

September 29, 2026

Last Modified

September 29, 2026

🔗 CVE IDs covered (1)

CVE-2026-8937 →

📋 Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.0 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to read private child issue contents, including titles and descriptions, from projects they had no access to, due to missing authorization checks on linked work items within visible epics.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-8937
https://hackerone.com/reports/3702369
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released
https://gitlab.com/gitlab-org/gitlab/-/work_items/600533
https://github.com/advisories/GHSA-m26x-jfj3-qhfg