CVE-2026-39971

Serendipity is a PHP-powered weblog engine. In versions 2.6-beta2 and below, the email sending functionality in include/functions.inc.php inserts $SERVER'HTTPHOST' directly into the Message-ID SMTP header without validation, and the existing sanitization function serendipityisResponseClean is not...

CVE-2025-61536

FelixRiddle dev-jobs-handlebars 1.0 uses absolute password-reset magic links using the untrusted req.headers.host header and forces the http:// scheme. An attacker who can control the Host header or exploit a misconfigured proxy/load-balancer that forwards the header unchanged can cause reset lin...

PT-2022-7432

Name of the Vulnerable Software and Affected Versions phpCAS versions prior to 1.6.0 Description The phpCAS library uses HTTP headers to determine the service URL used to validate tickets, allowing an attacker to control the host header and use a valid ticket granted for any authorized service in...