CVE-2023-5512

Improper Control of Generation of Code ('Code Injection') in GitLab

State: Published
Severity: 4.8 Medium
Published: Dec 15, 2023
Updated: Apr 28, 2026
Reserved: Oct 11, 2023

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 16.3 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. File integrity may be compromised when specific HTML encoding is used for file names leading for incorrect representation in the UI.

Scores

CVSS	Score	Vector	Source
3.1	4.8 Medium	CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N	GitLab

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')

Affected Products

Product	Versions
GitLabGitLab	16.3 to before 16.4.4Affected 16.5 to before 16.5.4Affected 16.6 to before 16.6.2Affected

References

GitLab Issue #427827issue-trackingpermissions-required
HackerOne Bug Bounty Report #2194607technical-descriptionexploitpermissions-required

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