Description

DOMPurify before 2.0.1 allows XSS because of innerHTML mutation XSS (mXSS) for an SVG element or a MATH element, as demonstrated by Chrome and Safari.

Remediation

References

https://lists.debian.org/debian-lts-announce/2020/10/msg00029.html

https://research.securitum.com/dompurify-bypass-using-mxss/

Related Vulnerabilities

CVE-2021-3461 Vulnerability in maven package org.keycloak:keycloak-services

CVE-2019-1003075 Vulnerability in maven package org.jenkins-ci.plugins:audit2db

CVE-2020-6426 Vulnerability in npm package electron

CVE-2019-20444 Vulnerability in maven package io.netty:netty-codec-http

CVE-2021-21169 Vulnerability in npm package electron

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

Mailing List Third Party Advisory Exploit