CVE-2026-65901
DOMPurify 3.4.6 Cross-Site Scripting via IN_PLACE nodeName
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th
DOMPurify through 3.4.6 contains a cross-site scripting vulnerability in IN_PLACE mode that trusts attacker-controlled nodeName on live non-form nodes. Attackers can supply hostile live DOM objects with real script children whose observable nodeName is clobbered to appear as allowed elements, causing scripts to execute when the sanitized tree is inserted into a live document.
| CWE | CWE-79 |
| Vendor | cure53 |
| Product | dompurify |
| Published | Jul 23, 2026 |
| Last Updated | Jul 23, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
cure53 / DOMPurify
0 ≤ 3.4.6