What’s Vulnerable › Vulnerabilities

CVE-2020-13336

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-09-30 · updated 2026-06-17
• Weakness: CWE-79

Description

An issue has been discovered in GitLab affecting versions from 11.8 before 12.10.13. GitLab was vulnerable to a stored XSS by in the error tracking feature.

Affected products

• GitLab: from 11.8.0 before 12.10.13 — fixed in 12.10.13

How to fix

Upgrade to a fixed version: GitLab 12.10.13. Check the vendor advisory for mitigations.

References

• https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13336.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/215970
• https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13336.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/215970

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