UpHeron
All vulnerabilities

Servers and applications

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

Severity
Medium 6.1
Published
19 Jun 2020
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
12.9.8, 12.10.7
Sources
NVD

Affected software

SoftwareAffected versions
GitLabServers and applications · cpe:a:gitlab:gitlab
  • From 12.9.0 before 12.9.8
  • From 12.10.0 before 12.10.7
  • Version 13.0.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-13262
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-13262