What is CVE-2021-39883?

CVE-2021-39883 is a medium-severity vulnerability in Gitlab. CVSS score: 4.3/10. Published 2021-10-04.

How severe is CVE-2021-39883?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Gitlab

CVE-2021-39883

Improper authorization checks in all versions of GitLab EE starting from 13.11 before 14.1.7, all versions starting from 14.2 before 14.2.5, and all versions starting from 14.3 before 14.3.1 allows subgroup members to see epics from all parent subgroups.

EPSS: 0.008 (52.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Gitlab — versions >=14.3, <14.3.1, >=14.2, <14.2.5, >=13.11, <14.1.7

References

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

Frequently asked questions

What is CVE-2021-39883?: CVE-2021-39883 is a medium-severity vulnerability in Gitlab. CVSS score: 4.3/10. Published 2021-10-04.
How severe is CVE-2021-39883?: Medium severity. CVSS v3 base score is 4.3 out of 10.