CVE-2026-0752 — Cross-site Scripting in Gitlab

CWE-79 — Cross-site Scripting6 documents6 sources
Severity
6.1MEDIUMNVD
EPSS
0.2%
top 63.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
GitlabDebian GitlabGitlab CE
Timeline
PublishedFeb 25

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that under certain circumstances, could have allowed an unauthenticated user to inject arbitrary scripts into the Mermaid sandbox UI.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages5 packages

▶CVEListV5gitlab/gitlab16.2 — 18.7.5+2
▶NVDgitlab/gitlab16.2.0 — 18.7.5+2
▶debiandebian/gitlab
▶gitlabgitlab/gitlab

🔴Vulnerability Details

2
GHSA
GHSA-8c9p-4w69-6q42: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16↗2026-02-25
▶
OSV
CVE-2026-0752: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16↗2026-02-25
▶

📋Vendor Advisories

2
GitLab
CVE-2026-0752: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that under c↗2026-02-25
▶
Debian
CVE-2026-0752: gitlab - GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 ...↗2026
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-0752 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶