CVE-2020-26870
PoC —CVSS 3.1
6.1 medium
EPSS
5%p92
Published
()
Modified
Description
Cure53 DOMPurify before 2.0.17 allows mutation XSS. This occurs because a serialize-parse roundtrip does not necessarily return the original DOM tree, and a namespace can change from HTML to MathML, as demonstrated by nesting of FORM elements.
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