CVE-2026-85706

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab

En bref

Sévérité: CRITICAL 10.0
Exploitation: Exploitation connue (CISA KEV) · ajoutée le 2026-09-11
Exploitée selon l'ENISA depuis le 2026-09-11
EPSS: EPSS 97.36 % · centile 100 (2026-10-27)
État: PUBLISHED
Publiée: 2026-09-12
Mise à jour: 2026-09-23
Attribuée par: GitLab
Statut NVD: Analyzed

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 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, an unauthenticated user could have read arbitrary files from the GitLab server due to improper path confinement and missing authentication enforcement in the repository commits API.

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	CRITICAL 10.0	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N	GitLab
CVSS 3.1	CRITICAL 10.0	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N	NVD · cve@gitlab.com (Secondary)

Faiblesses (CWE)

CWE-22

Références européennes

ENISA EUVD · EUVD-2026-76779
GCVE · GCVE-0-2026-85706

Avis du CERT-FR

CERTFR-2026-AVI-1242 — Multiples vulnérabilités dans GitLab · cert.ssi.gouv.fr
CERTFR-2026-AVI-1160 — Multiples vulnérabilités dans GitLab · cert.ssi.gouv.fr

Configurations affectées (CPE NVD)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* ≥ 18.7.0 < 18.11.12
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* ≥ 18.7.0 < 18.11.12
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* ≥ 19.0.0 < 19.0.9
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* ≥ 19.0.0 < 19.0.9
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* ≥ 19.1.0 < 19.1.8
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* ≥ 19.1.0 < 19.1.8
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* ≥ 19.2.0 < 19.2.6
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* ≥ 19.2.0 < 19.2.6
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* ≥ 19.3.0 < 19.3.2
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* ≥ 19.3.0 < 19.3.2

Produits affectés

Produit	Versions
GitLab · GitLab	affected 18.7 < 18.11.12 ; affected 19.0 < 19.0.9 ; affected 19.1 < 19.1.8 ; affected 19.2 < 19.2.6 ; affected 19.3 < 19.3.2

Références

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
CISA Known Exploited Vulnerabilities	CC0 1.0
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD