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CVE-2026-59882 guzzlehttp/psr7: Host Confusion via Weak URI Host Validation

🗓️ 08 Jul 2026 15:50:03Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

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()...

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12 Jul 2026 03:54Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.14.2
EPSS0.00186
2