UBUNTU-CVE-2025-4979

Source
https://ubuntu.com/security/CVE-2025-4979
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-4979.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-4979
Related
Published
2025-05-22T14:16:00Z
Modified
2025-06-13T12:40:48Z
Severity
  • 4.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

An issue has been discovered in GitLab CE/EE affecting all versions before 17.10.7, 17.11 before 17.11.3, and 18.0 before 18.0.1. An attacker may be able to reveal masked or hidden CI variables (that they did not author) in the WebUI, by simply creating their own variable and observing the HTTP response.

References

Affected packages

Ubuntu:Pro:16.04:LTS / gitlab

Package

Name
gitlab
Purl
pkg:deb/ubuntu/gitlab@8.5.8+dfsg-5?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

8.*

8.4.3+dfsg-9
8.4.3+dfsg-12
8.5.8+dfsg-5

Ecosystem specific

{
    "ubuntu_priority": "medium"
}