XSS in Cure53 Dompurify

CVE-2026-75838

DOMPurify before 3.4.13 contains a cross-site scripting vulnerability in IN_PLACE sanitization where element-removal hooks fail to neutralize detached subtrees. Attackers can supply HTML with event handlers on descendant elements that execute after sanitization completes, even though the returned root appears clean.

Vulnerability class: XSS (Cross-Site Scripting)

Affected products

Weakness classification (CWE)

References