Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-0858

Versions of the package net.sourceforge.plantuml:plantuml before 1.2026.0 are vulnerable to Stored XSS due to insufficient sanitization of interactive attributes in GraphViz diagrams. As a result, a crafted PlantUML diagram can inject malicious JavaScript into generated SVG output, leading to arbitrary script execution in the context of applications that render the SVG.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 10.3%
CVSS Severity
CVSS v3 Score 6.1
Products affected by CVE-2026-0858


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