PT-2025-22479 · Gitlab · Gitlab Ce/Ee

Published 2025-05-22 · Updated 2025-06-09 · CVE-2025-4979

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions prior to 17.10.7 GitLab CE/EE version 17.11 prior to 17.11.3 GitLab CE/EE version 18.0 prior to 18.0.1

Description An issue has been discovered in GitLab CE/EE that allows an attacker to reveal masked or hidden CI variables in the WebUI. This can be achieved by creating their own variable and observing the HTTP response.

Recommendations For GitLab CE/EE versions prior to 17.10.7, update to version 17.10.7 or later. For GitLab CE/EE version 17.11 prior to 17.11.3, update to version 17.11.3 or later. For GitLab CE/EE version 18.0 prior to 18.0.1, update to version 18.0.1 or later.

Exploit

Fix

Weakness Enumeration

CWE-1220

Related Identifiers

BIT-GITLAB-2025-4979

CVE-2025-4979

Affected Products

Gitlab Ce/Ee

References · 9

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/4xxx/CVE-2025-4979.json · Exploit
• https://cve.org/CVERecord?id=CVE-2025-4979 · Security Note
• https://ubuntu.com/security/CVE-2025-4979 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-4979 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-4979 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2025-4979 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-4979 · Security Note
• https://gitlab.com/gitlab-org/gitlab/-/issues/524455 · Note
• https://twitter.com/CVEnew/status/1925548279988642093 · Twitter Post