Vulnerability in GitLab
CVE-2020-13262
Client-Side code injection through Mermaid markup in GitLab CE/EE 12.9 and later through 13.0.1 allows a specially crafted Mermaid payload to PUT requests on behalf of other users via clicking on a link
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.009 (57.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- GitLab — versions >=12.9, <12.9.8, >=12.10, <12.10.7, 13.0.0
Weakness classification (CWE)
References
- gitlab.com/gitlab-org/gitlab/-/issues/211949 (Broken Link)
- hackerone.com/reports/824689 (Permissions Required)
- gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13262.json (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-13262?
- CVE-2020-13262 is a medium-severity vulnerability in GitLab, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.1/10. Published 2020-06-19.
- How severe is CVE-2020-13262?
- Medium severity. CVSS v3 base score is 6.1 out of 10.