CVE-2005-0831: PHP-Post allows remote attackers to spoof the names of other users by registering with a username containin...

Security readout for executives and security teams

This old PHP-Post issue lets someone create an account name that appears to match another user by using hex-encoded characters. The business risk is identity spoofing inside the application, not direct server takeover based on the provided sources. Severity, affected versions, and fixed releases are not identified in the bundle. Exposure is likely limited to organizations still running PHP-Post, especially deployments allowing public or untrusted user registration. The source bundle does not identify specific affected versions or package names. Treat as a legacy application hygiene issue unless PHP-Post is internet-facing or used for trusted identity decisions. Prioritize discovery first because the bundle lacks severity and version details. Mitigation focus: Inventory any PHP-Post deployments and confirm whether registration is enabled.; Check vendor or archived project guidance for fixed versions or official remediation.; Restrict untrusted self-registration where operationally feasible until remediation is confirmed..

Prepared

Jun 29, 2026, 23:12 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.