Vulnerability in GitLab
CVE-2021-39888
In all versions of GitLab EE starting from 13.10 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 a specific API endpoint may reveal details about a private group and other sensitive info inside issue and merge request templates.
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: 0.010 (62.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- GitLab — versions >=14.3, <14.3.1, >=14.2, <14.2.5, >=13.10, <14.1.7
References
- gitlab.com/gitlab-org/gitlab/-/issues/336446 (Exploit, Issue Tracking, Broken Link, Vendor Advisory)
- hackerone.com/reports/1255128 (Permissions Required)
- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39888.json (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-39888?
- CVE-2021-39888 is a medium-severity vulnerability in GitLab. CVSS score: 4.3/10. Published 2021-10-05.
- How severe is CVE-2021-39888?
- Medium severity. CVSS v3 base score is 4.3 out of 10.