CVE-2022-28367: Antisamy Project Antisamy

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

OWASP AntiSamy before 1.6.6 allows XSS via HTML tag smuggling on STYLE content with crafted input. The output serializer does not properly encode the supposed Cascading Style Sheets (CSS) content.

Affected products

• Antisamy Project Antisamy: before 1.6.6 (fixed in 1.6.6)

Published 2022-04-21. Last modified 2026-06-17.