PT-2025-43135 · Gitlab · Gitlab Ce/Ee

Published 2025-10-22 · Updated 2025-11-01 · CVE-2025-11447

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 11.0 through 18.3.4 GitLab CE/EE versions 18.4 through 18.4.2 GitLab CE/EE versions 18.5 through 18.5.0

Description An issue has been resolved in GitLab CE/EE that could allow an unauthenticated attacker to cause a denial of service condition. This is achieved by sending crafted JSON payloads within GraphQL requests. The issue relates to unrestricted resource allocation during JSON file processing.

Recommendations GitLab CE/EE versions 11.0 through 18.3.4 should be updated to version 18.3.5 or later. GitLab CE/EE versions 18.4 through 18.4.2 should be updated to version 18.4.3 or later. GitLab CE/EE versions 18.5 through 18.5.0 should be updated to version 18.5.1 or later.

Exploit

Fix

DoS

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

BDU:2025-13345

BIT-GITLAB-2025-11447

CVE-2025-11447

Affected Products

Gitlab Ce/Ee

References · 21

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/11xxx/CVE-2025-11447.json · Exploit
• 🔥 https://hackerone.com/reports/3367019 · Exploit
• https://about.gitlab.com/releases/2025/10/22/patch-release-gitlab-18-5-1-released · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-11447 · Security Note
• https://ubuntu.com/security/CVE-2025-11447 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-11447 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2025-11447 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-11447 · Security Note
• https://bdu.fstec.ru/vul/2025-13345 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-11447 · Vendor Advisory
• https://twitter.com/cracbot/status/1984576188858450100 · Twitter Post
• https://twitter.com/ZeroPathLabs/status/1983186731638665530 · Twitter Post
• https://t.me/cveNotify/140362 · Telegram Post
• https://twitter.com/CVEnew/status/1982642930977562888 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1981489515018555655 · Twitter Post