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-2019-11358maximebf/debugbar, drupal/coreXSS in jQuery as used in Drupal, Backdrop CMS, and other productsmedium6.187%
CVE-2018-6195wp-splashing-images (WordPress plugin)admin/partials/wp-splashing-admin-main.php in the Splashing Images plugin (wp-splashing-images) before 2.1.1 for WordPress allows authenticahigh7.24%
CVE-2018-19296phpmailer/phpmailerPhar object injection in PHPMailerhigh8.82%
CVE-2021-23682appwrite/server-cePrototype Pollution in litespeed.js and appwrite/server-cecritical9.82%
CVE-2020-11066typo3/cms, typo3/cms-coreClass destructors causing side-effects when being unserialized in TYPO3 CMShigh8.72%
CVE-2022-39357wintercms/winterPrototype pollution in Snowboard frameworkhigh8.11%
CVE-2021-43852oro/platformClient-Side JavaScript Prototype Pollution in oro/platformmedium5.31%
CVE-2023-46308plotly/plotly.jsplotly.js prototype pollution vulnerabilitycritical9.81%
CVE-2026-81887livewire/livewireLivewire DOM-based cross-site scripting during client-side state handlingmedium0.01%
CVE-2023-3933your-journey (WordPress theme)The Your Journey theme for WordPress is vulnerable to Reflected Cross-Site Scripting via prototype pollution in versions up to, and includinmedium6.10%
CVE-2023-3962winters (WordPress theme)The Winters theme for WordPress is vulnerable to Reflected Cross-Site Scripting via prototype pollution in versions up to, and including, 1.medium6.10%
CVE-2023-3965nsc (WordPress theme)The nsc theme for WordPress is vulnerable to Reflected Cross-Site Scripting via prototype pollution in versions up to, and including, 1.0 dumedium6.10%
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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.