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Vulnerability record · CVE-2025-9957 · published 22 April 2026

CVE-2025-9957: Gitlab incorrect authorization vulnerability

Gitlab · Gitlab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.2 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that under certain conditions could have allowed an authenticated user with project owner permissions to bypass group fork prevention settings due to improper authorization checks.

2.7 CVSS 3.1 Low EPSS 0.38% · top 70.3% CWE-863 · Incorrect authorization
2.7CVSS 3.1 base score
0.38%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.2 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that under certain conditions could have allowed an authenticated user with project owner permissions to bypass group fork prevention settings due to improper authorization checks.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/ Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/567781 Broken Link
https://hackerone.com/reports/3275222 Permissions Required

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2026-85706GitLab CE/EE repository commits API path traversal allows unauthenticated file readGitLab CE/EE contains improper path confinement and missing authentication enforcement in the repository commits API, allowing an unauthenticated use…KEVEPSS 91%analysed10.0CVE-2021-22205GitLab CE/EE image parser flaw allows unauthenticated remote code executionGitLab CE/EE failed to properly validate image files passed to a file parser, allowing code injection that leads to remote command execution. The fla…KEVEPSS 100%analysed9.8CVE-2023-7028GitLab CE/EE password reset sent to unverified email, enabling account takeoverGitLab CE/EE versions from 16.1 through 16.7 before their fixed releases could deliver account password reset emails to an unverified email address. …KEVEPSS 95%analysed9.8CVE-2021-22175GitLab unauthenticated SSRF via internal webhook requestsGitLab is vulnerable to server-side request forgery when requests to the internal network for webhooks are enabled. The flaw affects all versions sta…KEVEPSS 53%analysed7.5CVE-2021-39935GitLab CI Lint API server-side request forgeryGitLab CE/EE contains a server-side request forgery flaw in the CI Lint API affecting versions from 10.5 before 14.3.6, 14.4 before 14.4.4, and 14.5 …KEVEPSS 36%analysed10.0CVE-2020-13300Gitlab incorrect authorization vulnerabilityGitLab CE/EE version 13.3 prior to 13.3.4 was vulnerable to an OAuth authorization scope change without user consent in the middle of the authorizati…EPSS 1.3%10.0CVE-2019-9174Gitlab server-side request forgery (ssrf) vulnerabilityAn issue was discovered in GitLab Community and Enterprise Edition before 11.6.10, 11.7.x before 11.7.6, and 11.8.x before 11.8.1. It allows SSRF.EPSS 2.0%10.0CVE-2018-18843Gitlab server-side request forgery (ssrf) vulnerabilityThe Kubernetes integration in GitLab Enterprise Edition 11.x before 11.2.8, 11.3.x before 11.3.9, and 11.4.x before 11.4.4 has SSRF.EPSS 1.6%

Source: NIST National Vulnerability Database (record CVE-2025-9957), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.