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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.008 (53.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- GitLab — versions >=14.3, <14.3.1, >=14.2, <14.2.5, >=13.11, <14.1.7
References
- gitlab.com/gitlab-org/gitlab/-/issues/334279 (Broken Link)
- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39883.json (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.