CVE-2026-0752

MEDIUM EPSS 22.6%
Published Feb 25, 20264mo ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Feb 25, 2026 4mo ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
22.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 6

VendorProductVersionRange
gitlabgitlab*≥16.2.0  –  <18.7.5
gitlabgitlab*≥16.2.0  –  <18.7.5
gitlabgitlab*≥18.8.0  –  <18.8.5
gitlabgitlab*≥18.8.0  –  <18.8.5
gitlabgitlab18.9.0any
gitlabgitlab18.9.0any

References 3

  • about.gitlab.com https://about.gitlab.com/releases/2026/02/25/patch-release-gitlab-18-9-1-released/
    Release NotesVendor Advisory
  • gitlab.com https://gitlab.com/gitlab-org/gitlab/-/issues/585371
    Broken Link
  • hackerone.com https://hackerone.com/reports/3473276
    Permissions Required

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.