Stale Internal Request-State Vulnerability
Exploited in the wild. CISA added it to its Known Exploited Vulnerabilities list on 26 Oct 2026.
over99.9%
Reading the vendor advisory
Fix it in your code
Each opens with a short prompt that points at Global Hack Map's public runbook for CVE-2026-109619. Nothing runs until you send it.
PHP has various global state that temporarily points into request memory. In some scenarios, global state may not be correctly reset, or may be repopulated after being reset. The global state may then refer to request memory even after it has been freed. Subsequent requests may read or branch on this stale state before it is fully initialized. Multiple strategies can trigger this condition and produce remote code execution (RCE).
You are affected if
The fix