PHP vulnerability advisories

Every CVE phpwarden knows about across the PHP engine, Composer packages and WordPress plugins, themes and core — ranked by real-world exploitation. Feed 2026.10.29.4, updated 2026-10-29. Browse by package.

19,303CVEs
8,638Composer advisories
12,328WordPress advisories
35Actively exploited (KEV) →
CVEPackageTitleSeverityCVSSEPSS
CVE-2020-13485verbb/knock-knockKnock Knock plugin IP Whitelist bypass via an X-Forwarded-For HTTP headercritical9.11%
CVE-2020-23355codiad/codiadCodiad Vulnerable to PHP Magic Hash Vulnerabilityhigh7.51%
CVE-2024-56522tecnickcom/tcpdfTCPDF has incorrect comparisonhigh7.51%
CVE-2024-6641wp-security-hardening (WordPress plugin)The WP Hardening – Fix Your WordPress Security plugin for WordPress is vulnerable to Security Feature Bypass in all versions up to, and inclmedium5.30%
CVE-2025-47776mantisbt/mantisbtMantisBT vulnerable to authentication bypass for some passwords due to PHP type jugglingcritical9.10%
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Severity and CVSS come from the upstream advisory (OSV.dev, NVD, FriendsOfPHP); KEV marks CVEs on CISA's Known Exploited Vulnerabilities list; EPSS is FIRST's 30-day exploitation probability. Rows sort exploitation-first: KEV, then EPSS, then CVSS.