simple-php-router through 5.4.1.7 IP restriction bypass via forwarding headers

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CVE-2026-103592 · Microsoft / collected KEV context

cve-program · CVE-2026-103592

• https://github.com/skipperbent/simple-php-router/issues/727
• https://github.com/skipperbent/simple-php-router/blob/5.4.1.7/src/Pecee/Http/Middleware/IpRestrictAccess.php
• https://github.com/skipperbent/simple-php-router/blob/5.4.1.7/src/Pecee/Http/Request.php
• https://github.com/skipperbent/simple-php-router
• https://www.vulncheck.com/advisories/simple-php-router-through-5.4.1.7-ip-restriction-bypass-via-forwarding-headers

No related operational record is retained in the current change model.