Vulnerability Description
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
CVSS Score
6.1
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gitlab | Gitlab | >= 12.9.0, < 12.9.8 |
Related Weaknesses (CWE)
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13262.jsonVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/211949Broken Link
- https://hackerone.com/reports/824689Permissions Required
- https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13262.jsonVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/211949Broken Link
- https://hackerone.com/reports/824689Permissions Required
FAQ
What is CVE-2020-13262?
CVE-2020-13262 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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 li...
How severe is CVE-2020-13262?
CVE-2020-13262 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-13262?
Check the references section above for vendor advisories and patch information. Affected products include: Gitlab Gitlab.