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.
History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-10-07T15:50:09

Updated: 2024-08-04T16:03:22.865Z

Reserved: 2020-10-07T00:00:00

Link: CVE-2020-26870

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2020-10-07T16:15:18.030

Modified: 2022-04-27T18:49:51.923

Link: CVE-2020-26870

cve-icon Redhat

No data.