Is dompurify affected by GHSA-76mc-f452-cxcm?

npm dompurify is affected in <3.4.7.

Is GHSA-76mc-f452-cxcm being exploited?

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

medium

GHSA-76mc-f452-cxcm

Q: Is GHSA-76mc-f452-cxcm being exploited?

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

npm · dompurify

Summary

DOMPurify: Hook mutation of `data.allowedTags` / `data.allowedAttributes` permanently pollutes `DEFAULT_ALLOWED_TAGS` / `DEFAULT_ALLOWED_ATTR`

Severity: medium
Published: 2026-06-15

References

https://github.com/cure53/DOMPurify/security/advisories/GHSA-76mc-f452-cxcm
https://github.com/cure53/DOMPurify

Related advisories

CVE-2026-47423 — high · npm/dompurify
GHSA-55q2-fjhq-7xh7 — medium · npm/dompurify
GHSA-cmwh-pvxp-8882 — medium · npm/dompurify
CVE-2026-49978 — 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.