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-2020-28037WordPress coreis_blog_installed in wp-includes/functions.php in WordPress before 5.5.2 improperly determines whether WordPress is already installed, whichcritical9.88%
CVE-2021-39174cachethq/cachetCachet configuration leakhigh8.85%
CVE-2024-29686wintercms/winterWinter CMS Server-Side Template Injection (SSTI) vulnerabilityhigh8.82%
CVE-2024-3729acf-frontend-form-element (WordPress plugin)The Frontend Admin by DynamiApps plugin for WordPress is vulnerable to improper missing encryption exception handling on the 'fea_encrypt' critical9.81%
CVE-2023-1430fluent-crm (WordPress plugin)The FluentCRM - Marketing Automation For WordPress plugin for WordPress is vulnerable to unauthorized modification of data in versions up tmedium6.51%
CVE-2011-4625simplesamlphp/simplesamlphpsimpleSAMLphp incorrectly handles XML encryptionhigh7.51%
CVE-2023-0572froxlor/froxlorFroxlor contains Unchecked Error Conditionmedium5.31%
CVE-2023-34099shopware/shopwareShopware improper mail validation vulnerabilitymedium5.31%
CVE-2023-1758thorsten/phpmyfaqthorsten/phpmyfaq vulnerable to stored cross-site scripting (XSS) in FAQ comment username parameterhigh8.91%
CVE-2024-4611apppresser (WordPress plugin)The AppPresser plugin for WordPress is vulnerable to improper missing encryption exception handling on the 'decrypt_value' and on the 'doCoohigh8.11%
CVE-2023-6599microweber/microweberMicroweber missing standardized error handling mechanismlow3.10%
CVE-2023-6742envira-gallery-lite (WordPress plugin)The Gallery Plugin for WordPress – Envira Photo Gallery plugin for WordPress is vulnerable to unauthorized modification of data due to an immedium4.30%
CVE-2024-9940calculated-fields-form (WordPress plugin)The Calculated Fields Form plugin for WordPress is vulnerable to HTML Injection in all versions up to, and including, 5.2.45. This is due tomedium5.30%
CVE-2025-13080drupal/coreDrupal Core has a rarely used feature, provided by an underlying library, which allows certain attributes of incoming HTlow0.00%
CVE-2024-43435moodle/moodleMoodle has insufficient capability checksmedium5.30%
CVE-2026-41662admidio/admidioAdmidio Missing Minimum Administrator Check in Role Membership Removalmedium5.20%
CVE-2026-48747symfony/mailomat-mailer, symfony/symfonySymfony: Mailomat Mailer Webhook Parser Reads the HMAC Algorithm from the Request: Signature Algorithm Downgrademedium0.00%
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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.