CVE-2026-0595

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

CVSS 7.3 HIGHEPSS 0.2%CWE-79

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.3EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.9 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to add unauthorized email addresses to victim accounts through HTML injection in test case titles.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

Affected products

GitLab · GitLab

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References

https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/https://gitlab.com/gitlab-org/gitlab/-/issues/584975 https://hackerone.com/reports/3486862