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CVE-2025-5101

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CVE-2025-5101

Published: Aug 27, 2025

Modified: Aug 27, 2025

PUBLISHED

CVSS v3.1

5.0

MEDIUM

Description

An issue has been discovered in GitLab CE/EE affecting all versions before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that under certain conditions could have allowed an authenticated attacker to distribute malicious code that appears harmless in the web interface by taking advantage of ambiguity between branches and tags during repository imports.

VendorProductVersions

GitLab

GitLab

affected
0 - < 18.1.5
affected
18.2 - < 18.2.5
affected
18.3 - < 18.3.1

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

High

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

None

Integrity

High

Availability

None

References

GitLab Issue #545165
issue-tracking
permissions-required
HackerOne Bug Bounty Report #3124199
technical-description
exploit
permissions-required

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