CVE-2023-5198

MEDIUM

GitLab <16.2.7, <16.3.5, <16.4.1 - Info Disclosure

Title source: llm

Description

An issue has been discovered in GitLab affecting all versions prior to 16.2.7, all versions starting from 16.3 before 16.3.5, and all versions starting from 16.4 before 16.4.1. It was possible for a removed project member to write to protected branches using deploy keys.

References (2)

[Broken Link] https://gitlab.com/gitlab-org/gitlab/-/issues/416957

[Permissions Required] https://hackerone.com/reports/2041789

Scores

CVSS v3 4.3

EPSS 0.0006

EPSS Percentile 17.5%

Attack Vector NETWORK

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

Classification

CWE

CWE-863

Status published

Affected Products (4)

gitlab/gitlab < 16.2.8

gitlab/gitlab

Timeline

Published Sep 29, 2023

Tracked Since Feb 18, 2026