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Arbitrary Code Injection

🗓️ 11 May 2026 19:36:41Reported by Snyk Security DatabaseType 
snyk
 snyk
🔗 security.snyk.io👁 9 Views

Mermaid has an arbitrary CSS injection via addStyleClass; upgrade to 10.9.6 or 11.15.0 and use sandbox.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-41148
22 May 202622:03
attackerkb
Chainguard
CVE-2026-41148 vulnerabilities
18 May 202619:18
cgr
Circl
CVE-2026-41148
11 May 202617:37
circl
CNNVD
Mermaid 代码注入漏洞
22 May 202600:00
cnnvd
CVE
CVE-2026-41148
22 May 202622:03
cve
Cvelist
CVE-2026-41148 Mermaid: Improper sanitization of `classDefs` in diagrams leads to CSS injection
22 May 202622:03
cvelist
Debian CVE
CVE-2026-41148
22 May 202622:03
debiancve
EUVD
EUVD-2026-31515
22 May 202622:03
euvd
Tenable Nessus
Fedora 43 : nextcloud (2026-5afe6630dc)
5 Jul 202600:00
nessus
Tenable Nessus
Fedora 44 : nextcloud (2026-ee50c21f92)
6 Jul 202600:00
nessus
Rows per page
Vulners
Node
OR
mermaid_projectmermaidRange11.0.0-alpha.111.15.0

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11 May 2026 19:36Current
5.9Medium risk
Vulners AI Score5.9
CVSS 45.3
CVSS 3.17.1
EPSS0.00338
SSVC
9