Is dompurify affected by GHSA-cmwh-pvxp-8882?

npm dompurify is affected in <3.4.11.

Is GHSA-cmwh-pvxp-8882 being exploited?

Not on the CISA KEV list. EPSS exploit probability is not available.

medium

GHSA-cmwh-pvxp-8882

Q: Is GHSA-cmwh-pvxp-8882 being exploited?

Not on the CISA KEV list. EPSS exploit probability is not available.

npm · dompurify

Summary

DOMPurify: Permanent `ALLOWED_ATTR` pollution via `setConfig()` bypassing the hook clone-guard (incomplete fix of the 3.4.7 hook-pollution patch)

Severity: medium
Published: 2026-06-18

References

https://github.com/cure53/DOMPurify/security/advisories/GHSA-cmwh-pvxp-8882
https://github.com/cure53/DOMPurify

Related advisories

CVE-2026-47423 — high · npm/dompurify
GHSA-55q2-fjhq-7xh7 — medium · npm/dompurify
CVE-2026-49978 — medium · npm/dompurify
GHSA-76mc-f452-cxcm — medium · npm/dompurify
CVE-2026-49458 — medium · npm/dompurify
CVE-2026-49459 — medium · npm/dompurify
CVE-2026-41240 — medium · npm/dompurify
CVE-2026-41239 — medium · npm/dompurify

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.