CVE-2026-3553

Incorrect Authorization in GitLab

CVSS 3.1 LOWEPSS 0.2%CWE-863

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to access confidential issue details due to incorrect authorization checks.

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Productos afectados

GitLab · GitLab

PoCs públicas encontradas — 1

cve_referencehackerone.com/reports/3578216no verificado

⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.

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Referencias

https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/https://gitlab.com/gitlab-org/gitlab/-/work_items/592295 https://hackerone.com/reports/3578216