CVE-2026-2995

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab

GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.

Affected

GitLab

CVSS v3.1 NVD

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1 GITLAB

7.7 HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

EPSS

0.33% chance of exploitation in the next 30 days, 25th percentile

Published

2026-03-25

Updated

2026-03-26

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3564600

Security advisories

• https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released

References

• CVE Record
• NVD entry