XSS in Gitlab
CVE-2021-22234
An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.11 before 13.11.7, all versions starting from 13.12 before 13.12.8, and all versions starting from 14.0 before 14.0.4. A specially crafted design image allowed attackers to read arbitrary files on the server.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.010 (59.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N.
Affected products
- Gitlab — versions >=14.0, <14.0.4, >=13.12, <13.12.8, >=13.11, <13.11.7
Weakness classification (CWE)
References
- cve@gitlab.com (x_refsource_MISC, Issue Tracking, Vendor Advisory)
- cve@gitlab.com (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@gitlab.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22234?
- CVE-2021-22234 is a critical-severity vulnerability in Gitlab, classified under Cross-site Scripting. CVSS score: 9.6/10. Published 2021-08-05.
- How severe is CVE-2021-22234?
- Critical severity. CVSS v3 base score is 9.6 out of 10.