CVE-2026-87719

9.9 Critique

Publiée le 12/09/2026 à 05:16 · Modifiée le 28/09/2026 à 21:08 · Analysée par le NVD · Source : cve@gitlab.com

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.3 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could allow an authenticated user with Duo Chat access to obtain Advanced Search instance configurations and sensitive credentials using a specially crafted GraphQL subscription argument to bypass serialization and perform server object lookup.

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Produits concernés

GitLab
Gitlab gitlab

Scores CVSS

Version	Score	Source	Vecteur
3.1	9.9 Critique	cve@gitlab.com	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`

Faiblesses (CWE)

CWE-502

Références

https://gitlab.com/gitlab-org/gitlab/-/work_items/628160 Broken Link
https://hackerone.com/reports/4012289 Permissions Required

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories