CVE-2026-75838
5.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Summary
DOMPurify before 3.4.13 contains a cross-site scripting vulnerability in IN_PLACE sanitization where element-removal hooks fail to neutralize detached subtrees. Attackers can supply HTML with event handlers on descendant elements that execute after sanitization completes, even though the returned root appears clean.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| cure53 | DOMPurify | 0 < 3.4.13 | affected |
| cure53 | DOMPurify | 3.4.13 | unaffected |
Weaknesses
- CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
Additional References
References
- https://github.com/cure53/DOMPurify/security/advisories/GHSA-55q2-fjhq-7xh7
- https://www.vulncheck.com/advisories/dompurify-before-cross-site-scripting-via-in-place-hook
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