CVE-2026-1456

MEDIUM

6.5

Descripcion

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through CPU exhaustion by submitting specially crafted markdown files that trigger exponential processing in markdown preview.

Detalles CVE

Puntuacion CVSS v3.16.5

SeveridadMEDIUM

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosLOW

Interaccion usuarioNONE

Publicado2/11/2026

Ultima modificacion2/12/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

gitlab:gitlab

Debilidades (CWE)

CWE-770

Referencias

https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/(cve@gitlab.com)

https://gitlab.com/gitlab-org/gitlab/-/issues/587688(cve@gitlab.com)

https://hackerone.com/reports/3517928(cve@gitlab.com)

Correlaciones IOC

Sin correlaciones registradas

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