CVE-2020-13269

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-06-10 · updated 2026-06-17
Weakness: CWE-79

Description

A Reflected Cross-Site Scripting vulnerability allowed the execution of arbitrary Javascript code on the Static Site Editor in GitLab CE/EE 12.10 and later through 13.0.1

Affected products

GitLab: from 12.10.0 before 12.10.7; from 13.0.0 before 13.0.1 — fixed in 12.10.7, 13.0.1

How to fix

Upgrade to a fixed version: GitLab 12.10.7, 13.0.1. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13269.json
https://gitlab.com/gitlab-org/gitlab/-/issues/216528
https://hackerone.com/reports/864356
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13269.json
https://gitlab.com/gitlab-org/gitlab/-/issues/216528
https://hackerone.com/reports/864356

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