What is CVE-2021-22252?

CVE-2021-22252 is a medium-severity vulnerability in Gitlab. CVSS score: 6.5/10. Published 2021-08-23.

How severe is CVE-2021-22252?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Gitlab

CVE-2021-22252

A confusion between tag and branch names in GitLab CE/EE affecting all versions since 13.7 allowed a Developer to access protected CI variables which should only be accessible to Maintainers

EPSS: 0.011 (63.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Gitlab — versions >=13.7, <13.12.9, >=14.0, <14.0.7, >=14.1, <14.1.2

References

cve@gitlab.com (x_refsource_MISC, Broken Link)
cve@gitlab.com (Third Party Advisory, x_refsource_MISC)
cve@gitlab.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22252?: CVE-2021-22252 is a medium-severity vulnerability in Gitlab. CVSS score: 6.5/10. Published 2021-08-23.
How severe is CVE-2021-22252?: Medium severity. CVSS v3 base score is 6.5 out of 10.