Mend.io Vulnerability Database

What is a CVE vulnerability ID? icon What is a WS vulnerability ID? icon What is an MSC vulnerability ID? icon
New vulnerability? Tell us about it!
icon

We found results for “”

CVE-2025-12029

Good to know:

icon

Date: December 11, 2025

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have, under certain circumstances, allowed an unauthenticated user to perform unauthorized actions on behalf of another user by injecting malicious external scripts into the Swagger UI."

Severity Score

Related Resources (5)

https://hackerone.com/reports/3317485
https://nvd.nist.gov/vuln/detail/CVE-2025-12029
https://gitlab.com/gitlab-org/gitlab/-/issues/577975
https://about.gitlab.com/releases/2025/12/10/patch-release-gitlab-18-6-2-released/
https://www.mend.io/vulnerability-database/CVE-2025-12029

Severity Score

Weakness Type (CWE)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-79

Top Fix

icon

Upgrade Version

Upgrade to version https://gitlab.com/gitlab-org/gitlab.git - v18.4.6-ee;https://gitlab.com/gitlab-org/gitlab.git - v18.5.4-ee;https://gitlab.com/gitlab-org/gitlab.git - v18.6.2-ee

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): NONE

Do you need more information?

Contact Us