owasp java html sanitizer vulnerabilities

Latest owasp java html sanitizer CVEs

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1. CVE-2025-66021 OWASP Java HTML Sanitizer is vulnerable to XSS via noscript tag and improper style tag sanitization

   Published 2025-11-26

   High·CVSS 8.6 EPSS 0.29%

   OWASP Java HTML Sanitizer is a configureable HTML Sanitizer written in Java, allowing inclusion of HTML authored by third-parties in web applications while protecting against XSS. In version 20240325.1, OWASP java html sanitizer is vulnerable to XSS if HtmlPolicyBuilder allows no...

2. CVE-2021-42575 Policies not properly enforced in OWASP Java HTML Sanitizer

   Published 2021-10-18

   Critical·CVSS 9.8 EPSS 3.0%

   The OWASP Java HTML Sanitizer before 20211018.1 does not properly enforce policies associated with the SELECT, STYLE, and OPTION elements.

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.