CVE-2026-1282

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

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an authenticated user to inject malicious content into project labels titles.

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

3.5 LOWCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

EPSS

0.19% chance of exploitation in the next 30 days, 8th percentile

Published

2026-02-11

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3505596

Security advisories

• https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released
• https://gitlab.com/gitlab-org/gitlab/-/issues/587106

References

• CVE Record
• NVD entry