CVE-2026-101050 [MEDIUM] – Heym before 0.0.53 fails to verify the X-Telegram-Bot-Api-Secret-Token header on Telegram

Heym before 0.0.53 fails to verify the X-Telegram-Bot-Api-Secret-Token header on Telegram webhook endpoints when credential_id is absent or secret_token is empty. Remote unauthenticated attackers can post forged Telegram updates to trigger workflows with the owner’s configured credentials and execute actions on attacker-supplied input.