MEDIUMnpm →
sanitize-html has incomplete URI scheme validation in that allows javascript: URIs through action, formaction, data, poster, and background attributes
sanitize-html has incomplete URI scheme validation in that allows javascript: URIs through action, formaction, data, poster, and background attributes
Affected packages
- sanitize-html
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- 0.14%
- EPSS percentile
- 3.5%
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 3%.
Sources
- https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-vccv-cmxp-4j9h
- https://nvd.nist.gov/vuln/detail/CVE-2026-53606
- https://github.com/apostrophecms/apostrophe/pull/5464
- https://github.com/apostrophecms/apostrophe/commit/5a88e9630cbbdde33154ef8abe7557ddf7be418b
- https://github.com/apostrophecms/apostrophe
- https://github.com/apostrophecms/apostrophe/releases/tag/sanitize-html@2.17.5
Structured record: https://osv.dev/vulnerability/GHSA-vccv-cmxp-4j9h
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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