【Vulnerability Alert】 Two Major Security Vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

publish date : 2025-03-21 update date : 2025-03-21

Source: Ministry of education information & communication security contingency platform

Publication Number TACERT-ANA-2025031811035959 Publication Time 2025/03/18 11:18
Incident Type ANA-Vulnerability Alert Discovery Time 2025/03/18 11:18
Impact Level Medium  
[Subject]
【Vulnerability Alert】 Two Major Security Vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)
[Content]
Forwarded from TWCERTCC-200-202503-00000007

GitLab is a Git-based integrated software development (DevSecOps) platform offering features like version control and CI/CD automation. Recently, GitLab released several security advisories for both the Community Edition (CE) and Enterprise Edition (EE), along with patch versions. Among these, CVE-2025-25291 (CVSS 4.x: 8.8) and CVE-2025-25292 (CVSS 4.x: 8.8) are significant security vulnerabilities. These two authentication bypass vulnerabilities exist in the ruby-saml library, allowing attackers to access a pre-authenticated and validly signed SAML file and authenticate as another valid user.

Information Sharing Level: WHITE (Information content can be publicly disclosed)
[Affected Platform]
GitLab CE/EE
[Recommended Actions]
Update GitLab CE/EE to versions 17.7.7, 17.8.5, 17.9.2 or later
[Reference]
1.Two Major Security Vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE):
https://www.twcert.org.tw/tw/cp-169-10016-550eb-1.html

2.GitLab Critical Patch Release: 17.9.2, 17.8.5, 17.7.7:
https://about.gitlab.com/releases/2025/03/12/patch-release-gitlab-17-9-2-released/#guest-with-custom-admin-group-member-permissions-can-approve-the-users-invitation-despite-user-caps

3.CVE-2025-25291:
https://nvd.nist.gov/vuln/detail/CVE-2025-25291

4.CVE-2025-25292:
https://nvd.nist.gov/vuln/detail/CVE-2025-25292
(This notification is for informational purposes only and does not constitute a cybersecurity incident).
If you have questions or suggestions regarding this notification, please feel free to contact us.
Ministry of education information & communication security contingency platform
Website: https://info.cert.tanet.edu.tw/
Phone: +886-7-5250211
Internet Phone: 98400000
E-Mail: service@cert.tanet.edu.tw
Organizer: Computer Center