PT-2025-39628 · Gitlab · Gitlab Ce/Ee

Published 2025-09-25 · Updated 2025-11-03 · CVE-2025-9642

Positive Technologies (AI Summary)

CVSS v3.1

9.6

Critical

Base vector

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

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

BDU:2025-12400

BIT-GITLAB-2025-9642

CVE-2025-9642

Affected Products

Gitlab Ce/Ee

References · 14

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/9xxx/CVE-2025-9642.json · Exploit
• 🔥 https://hackerone.com/reports/3297413 · Exploit
• https://osv.dev/vulnerability/CVE-2025-9642 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2025-9642 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-12400 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-9642 · Security Note
• https://t.me/CVEtracker/33450 · Telegram Post
• https://twitter.com/transilienceai/status/1976890189436821821 · Twitter Post
• https://twitter.com/CVEnew/status/1971539544357966320 · Twitter Post
• https://about.gitlab.com/releases/2025/09/25/patch-release-gitlab-18-4-1-released · Note
• https://twitter.com/transilienceai/status/1977252931779903815 · Twitter Post
• https://twitter.com/CCBalert/status/1972686367680340057 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1971578725989855606 · Twitter Post
• https://gitlab.com/gitlab-org/gitlab/-/issues/566505 · Note