CVE-2020-26870 PUBLISHED

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.

EPSS 0.42% · 61.5th percentile

Risk Scores

EPSS Score
0.42%
61.5th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSdompurify.js0, 0.7.3~dfsg1-1, 0.7.3~dfsg1-2
Ubuntu:18.04:LTSdompurify.js0, 0.9.0~dfsg1-1, 0.9.0~dfsg1-2

Timeline

References

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