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CVE-2026-2973

nvd nist
Published: Mar 25, 2026Modified: Jun 17, 2026

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5.4
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Exploitability: 2.3 / Impact: 2.7
Source: cve@gitlab.com (Secondary)

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.7 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to execute arbitrary JavaScript in a user's browser due to improper sanitization of entity-encoded content in Mermaid diagrams.

Affected (6)

Products: Gitlab: Gitlab
Gitlab
1 product
Gitlab
Configuration A
6 vulnerable
Vulnerable SoftwareAffected Versions
Gitlab
Gitlab
From 17.7.0 to 18.8.7
Gitlab
From 18.9.0 to 18.9.3
Gitlab
From 17.7.0 to 18.8.7
Gitlab
From 18.9.0 to 18.9.3
Gitlab
Version 18.10.0
Gitlab
Version 18.10.0

Related CWEs

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (3)

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

No history available yet.