Vulnerability in Gitlab

CVE-2021-39903

In all versions of GitLab CE/EE since version 13.0, a privileged user, through an API call, can change the visibility level of a group or a project to a restricted option even after the instance administrator sets that visibility option as restricted in settings.

EPSS: 0.011 (62.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.

Affected products

  • Gitlab — versions >=13.0, <14.2.6, 14.4.0, >=14.3, <14.3.4

References

Frequently asked questions

What is CVE-2021-39903?
CVE-2021-39903 is a medium-severity vulnerability in Gitlab. CVSS score: 6.5/10. Published 2021-11-04.
How severe is CVE-2021-39903?
Medium severity. CVSS v3 base score is 6.5 out of 10.