CVE-2025-2443

HIGH

GitLab 16.6-17.9.6, 17.10-17.10.4, 17.11 - Cross-Site Scripting and Content Security Policy Bypass

Title source: llm
STIX 2.1

Description

An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.

References (2)

Core 2
Core References
Broken Link issue-tracking permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/525363
Permissions Required technical-description exploit permissions-required
https://hackerone.com/reports/3037340

Scores

CVSS v3 8.7
EPSS 0.0024
EPSS Percentile 46.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
gitlab/gitlab 17.11.0
gitlab/gitlab 16.6.0 - 17.9.7
Published Jun 20, 2025
Tracked Since Feb 18, 2026