googlesky/CVE-2026-115560
PoC and Docker lab for CVE-2026-115560 — PHP session upload-progress serialize_handler mismatch to unauthenticated object injection / RCE. Validated end-to-end on php:8.4.27-apache with mitigation and no-switch controls.
🎯 Vulnerability: Remote Code Execution (RCE)
💡 Defense Fix: Avoid executing shell commands via system(). Use parameterized APIs and strict input sanitization.