Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-65903

DOMPurify before 3.4.0 contains a logic error in the ADD_TAGS function where short-circuit evaluation allows forbidden tags to bypass FORBID_TAGS restrictions. Attackers can craft input containing tags listed in FORBID_TAGS that are also added via ADD_TAGS function, causing them to be retained in sanitized output.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 8.5%
CVSS Severity
CVSS v3 Score 6.1
Products affected by CVE-2026-65903


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