PT-2025-39628 · Gitlab · Gitlab Ce/Ee

Published 2025-09-26 · Updated 2025-09-26 · CVE-2025-9642

Positive Technologies · (AI Summary)

CVSS v3.1

8.7

8.7

High

Base vector

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

**Name of the Vulnerable Software and Affected Versions**

GitLab CE/EE versions 14.10 through 18.2.6

GitLab CE/EE versions 18.3 through 18.3.2

GitLab CE/EE versions 18.4 through 18.4.0

**Description**

A security issue exists in GitLab CE/EE that could allow an attacker to inject malicious content, potentially leading to account takeover.

**Recommendations**

Update GitLab CE/EE to version 18.2.7 or later.

Update GitLab CE/EE to version 18.3.3 or later.

Update GitLab CE/EE to version 18.4.1 or later.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-9642

Affected Products

Gitlab Ce/Ee

References · 5

• 🔥 https://hackerone.com/reports/3297413 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-9642 · Security Note
• https://twitter.com/CVEnew/status/1971539544357966320 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1971578725989855606 · Twitter Post
• https://gitlab.com/gitlab-org/gitlab/-/issues/566505 · Note