What is CVE-2026-13320?

CVE-2026-13320 is a high-severity vulnerability in Gitlab, classified under Cross-site Scripting. CVSS score: 7.3/10. Published 2026-07-08.

How severe is CVE-2026-13320?

High severity. CVSS v3 base score is 7.3 out of 10.

XSS in Gitlab

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…

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N.

Affected products

Gitlab — versions 15.7, 19.0, 19.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@gitlab.com
cve@gitlab.com
cve@gitlab.com (technical-description, permissions-required, exploit)

Frequently asked questions

What is CVE-2026-13320?: CVE-2026-13320 is a high-severity vulnerability in Gitlab, classified under Cross-site Scripting. CVSS score: 7.3/10. Published 2026-07-08.
How severe is CVE-2026-13320?: High severity. CVSS v3 base score is 7.3 out of 10.