What is GHSA-x55f-grmq-xwwm?

GHSA-x55f-grmq-xwwm is a security advisory published by GitHub Security Advisories with High severity. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.8 before 19.0.5, 19...

Which CVE IDs does GHSA-x55f-grmq-xwwm cover?

GHSA-x55f-grmq-xwwm covers the following CVE IDs: CVE-2026-15975. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-x55f-grmq-xwwm?

GHSA-x55f-grmq-xwwm has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-x55f-grmq-xwwmHighCVSS 7.5

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.8 before 19.0.5, 19...

Vendor

GitHub Security Advisories

Published

July 29, 2026

Last Modified

July 29, 2026

🔗 CVE IDs covered (1)

CVE-2026-15975 →

📋 Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.8 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an unauthenticated user to cause a denial of service due to insufficient resource throttling when processing merge request discussions.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-15975
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released
https://gitlab.com/gitlab-org/gitlab/-/work_items/601420
https://github.com/advisories/GHSA-x55f-grmq-xwwm