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CVE-2026-3254

🗓️ 05 Jun 2026 19:50:02Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 2 Views

CVE-2026-3254: GitLab CE/EE Mermaid sandbox input validation flaw allowed an authenticated user to load unauthorized content in another user's browser; fixed in 18.11.1.

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-3254
22 Apr 202616:29
attackerkb
Circl
CVE-2026-3254
22 Apr 202612:50
circl
CNNVD
GitLab CE/EE 安全漏洞
22 Apr 202600:00
cnnvd
CVE
CVE-2026-3254
22 Apr 202616:29
cve
Cvelist
CVE-2026-3254 Improper Restriction of Rendered UI Layers or Frames in GitLab
22 Apr 202616:29
cvelist
Debian CVE
CVE-2026-3254
22 Apr 202616:29
debiancve
EUVD
EUVD-2026-24961
22 Apr 202618:31
euvd
Tenable Nessus
FreeBSD : Gitlab -- vulnerabilities (73b927a6-3ecd-11f1-be20-2cf05da270f3)
23 Apr 202600:00
nessus
Tenable Nessus
GitLab 18.11 < 18.11.1 (CVE-2026-3254)
22 Apr 202600:00
nessus
NCSC
Vulnerabilities handled in GitLab EE and CE
23 Apr 202611:21
ncsc
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05 Jun 2026 19:50Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.13.5
EPSS0.00013
SSVC
2