[MEDIUM] CVE-2026-47212: Twilio Notifier Webhook Parser Never Verifies the X-Twilio-Signature HMAC: Unauthenticated Webhook Event Injection

PKSA-fgw6-3k5j-cfkn CVE-2026-47212 GHSA-55rj-x2vc-4whq

Affected version: >=6.4.0,<6.4.40|>=7.0.0,<7.1.0|>=7.1.0,<7.2.0|>=7.2.0,<7.3.0|>=7.3.0,<7.4.0|>=7.4.0,<7.4.12|>=8.0.0,<8.0.12

Reported by:
GitHub, FriendsOfPHP/security-advisories