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 2026.10.29.3, updated 2026-10-29. Browse by package.

19,303CVEs
8,638Composer advisories
12,328WordPress advisories
35Actively exploited (KEV) →
CVEPackageTitleSeverityCVSSEPSS
CVE-2026-45064symfony/html-sanitizer, symfony/symfonySymfony's HtmlSanitizer URL Attributes Pass Through BiDi Override Characters → Visual href Spoofingmedium0.00%
CVE-2026-48760symfony/html-sanitizer, symfony/symfonySymfony: HtmlSanitizer URL Parser Deny Gates Underinclusive: Percent-Encoded BiDi Marks and Unicode Whitespace Bypass Visual-Spoofing Defensmedium0.00%
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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.