Description

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.

Remediation

References

https://github.com/nahsra/antisamy/commit/0199e7e194dba5e7d7197703f43ebe22401e61ae

https://github.com/nahsra/antisamy/releases/tag/v1.6.6

Related Vulnerabilities

CVE-2021-21290 Vulnerability in maven package io.netty:netty-codec-http

CVE-2020-35201 Vulnerability in maven package org.igniterealtime.openfire.plugins:bookmarks

CVE-2015-8857 Vulnerability in maven package org.webjars.npm:uglify-js

CVE-2022-39248 Vulnerability in maven package org.matrix.android:matrix-android-sdk2

CVE-2021-22096 Vulnerability in maven package org.springframework:spring-core

Severity

High

Classification

CWE-79 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Tags

Patch Third Party Advisory Release Notes