sanitize-html vulnerabilities and fixes

Recent CVEs affecting sanitize-html, with upgrade or downgrade steps. 1 tracked.

Also searched as: sanitize html.

sanitize-html has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-04-15. Highest priority: CVE-2026-40186 (score 30/100).

• CVE-2026-40186 MEDIUM 6.1 DOWNGRADE UPGRADE ApostropheCMS is an open-source Node.js content management system

FAQ

How do I fix sanitize-html vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is sanitize-html being exploited right now?

None of the tracked sanitize-html CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which sanitize-html CVE should I patch first?

CVE-2026-40186 currently ranks highest (30/100): ApostropheCMS is an open-source Node.js content management system.

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