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 2026.10.29.1, updated 2026-10-28. Browse by package.

19,303CVEs
8,638Composer advisories
12,328WordPress advisories
35Actively exploited (KEV) →
CVEPackageTitleSeverityCVSSEPSS
CVE-2020-11497nab-transact (WordPress plugin)An issue was discovered in the NAB Transact extension 2.1.0 for the WooCommerce plugin for WordPress. An online payment system bypass allowshigh7.51%
CVE-2021-20184moodle/moodleMoodle Grade information disclosure in grade's external fetch functionsmedium4.31%
CVE-2025-3247contact-form-7 (WordPress plugin)The Contact Form 7 plugin for WordPress is vulnerable to Order Replay in all versions up to, and including, 6.0.5 via the 'wpcf7_stripe_skipmedium5.30%
CVE-2025-3479forminator (WordPress plugin)The Forminator Forms – Contact Form, Payment Form & Custom Form Builder plugin for WordPress is vulnerable to Order Replay in all versions umedium5.30%
CVE-2026-32313robrichards/xmlseclibsxmlseclibs: Missing AES-GCM Authentication Tag Validation on Encrypted Nodes Allows for Unauthorized Decryptionhigh8.20%
CVE-2026-32600simplesamlphp/xml-securitysimplesamlphp/xml-security: Missing AES-GCM Authentication Tag Validation on Encrypted Nodes Allows for Unauthorized Decryptionhigh8.20%
GHSA-346h-749j-r28wmdanter/eccPHPECC vulnerable to multiple cryptographic side-channel attackscritical9.1–
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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.