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CVE-2026-5816

nvd nist
Published: Apr 22, 2026Modified: Jun 17, 2026

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8.1
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Exploitability: 2.8 / Impact: 5.2
Source: NVD

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.4 and 18.11 before 18.11.1 that could have allowed an unauthenticated user to execute arbitrary JavaScript in a user's browser session due to improper path validation under certain conditions.

Affected (4)

Products: Gitlab: Gitlab
Gitlab
1 product
Gitlab
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Gitlab
Gitlab
From 18.10.0 to 18.10.4
Gitlab
From 18.10.0 to 18.10.4
Gitlab
Version 18.11.0
Gitlab
Version 18.11.0

Related CWEs

CWE-41
Improper Resolution of Path Equivalence
The product is vulnerable to file system contents disclosure through path equivalence. Path equivalence involves the use of special characters in file and directory names. The associated manipulations are intended to generate multiple names for the same object.

References (3)

Source: cve@gitlab.com
Release NotesVendor Advisory
Source: cve@gitlab.com
Broken Link
Source: cve@gitlab.com
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Timeline

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