Vulnerability Intelligence Report
CVE-2020-26870
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.
No Active Exploit Signals
CVSS Base Score
6.1
MEDIUM
EPSS Probability:4.52%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| cure53 | dompurify | all |
| debian | debian_linux | 9.0 |
| microsoft | visual_studio_2017 | 15.9 |
| microsoft | visual_studio_2019 | 16.0, 16.4, 16.7, 16.8 |
| oracle | application_express | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
4.522%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2020-10-07T00:00:00 |
| Published | 2020-10-07T15:50:09 |
| Last Updated | 2024-08-04T16:03:22 |
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