CVE-2026-8589

CVE-2026-8589

GitLab has remediated an issue in GitLab EE affecting all versions from 13.1.4 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to add unauthorized email ad…

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.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-8589?
CVE-2026-8589 is a high-severity vulnerability, classified under Cross-site Scripting. CVSS score: 7.3/10. Published 2026-06-11.
How severe is CVE-2026-8589?
High severity. CVSS v3 base score is 7.3 out of 10.