CVE-2026-59882

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Prior to 2.12.3, Uri::assertValidHost does not reject URI host components containing authority delimiters, embedded ports, or malformed IPv6 brackets, allowing Uri::getHost to disagree with the URI authority used for security ...

PT-2026-56500

Name of the Vulnerable Software and Affected Versions guzzlehttp/psr7 versions prior to 2.12.3 Description The Uri::assertValidHost function fails to reject URI host components that contain authority delimiters, embedded ports, or malformed IPv6 brackets. This discrepancy allows Uri::getHost to...