High [CVE-2026-13320] GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper sanitization of user-supplied input
This high-severity GitLab advisory covers CVE-2026-13320; related products: GitLab CE, GitLab.
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Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper sanitization of user-supplied input.
- before 18.11.7
- before 19.0.4
- before 19.1.2
Official advisory · high-confidence parse· fetched 3 months ago·verify at source
- 18.11.7
- 19.0.4
- 19.1.2
Official advisory · high-confidence parse· fetched 3 months ago·verify at source
Mitigation
Upgrade to a fixed release: 18.11.7, 19.0.4, 19.1.2. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 3 months ago·verify at source
Discussion(0)
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