PT-2026-40854 · Gitlab · Gitlab Ce/Ee

Published 2026-05-14 · Updated 2026-05-18 · CVE-2025-14869

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 18.5 through 18.9.6 GitLab CE/EE versions 18.10 through 18.10.5 GitLab CE/EE versions 18.11 through 18.11.2

Description An issue exists where an unauthenticated user can cause a denial of service by sending specially crafted payloads to certain API endpoints.

Recommendations Update GitLab CE/EE versions 18.5 through 18.9.6 to version 18.9.7. Update GitLab CE/EE versions 18.10 through 18.10.5 to version 18.10.6. Update GitLab CE/EE versions 18.11 through 18.11.2 to version 18.11.3.

Exploit

Fix

DoS

Weakness Enumeration

CWE-1284

Related Identifiers

BDU:2026-07009

BIT-GITLAB-2025-14869

CVE-2025-14869

Affected Products

Gitlab Ce/Ee

References · 11

• 🔥 https://hackerone.com/reports/3447146 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-14869 · Security Note
• https://ubuntu.com/security/CVE-2025-14869 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-14869 · Security Note
• https://osv.dev/vulnerability/BIT-gitlab-2025-14869 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-14869 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-07009 · Security Note
• https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released · Note
• https://t.me/cveNotify/163403 · Telegram Post
• https://gitlab.com/gitlab-org/gitlab/-/work_items/584489 · Note
• https://t.me/cveNotify/163737 · Telegram Post