DEBIAN-CVE-2026-55584

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...

CVE-2026-55584: Authentication Bypass by Spoofing

phpSysInfo is a customizable PHP script that displays system information. Prior to 3.4.6, the PSIALLOWED access-control check in readconfig.php trusts attacker-controlled X-Forwarded-For and Client-IP HTTP headers before REMOTEADDR. A remote unauthenticated attacker can supply an allowed address ...