CVE-2026-109629 [MEDIUM] – Frappe ERPNext before 15.121.3 and 16.x before 16.35.0 contains a missing authorization vu

Frappe ERPNext before 15.121.3 and 16.x before 16.35.0 contains a missing authorization vulnerability in an endpoint that sends transactional email through the site’s configured outgoing account without checking the caller’s authorization. Any authenticated user can supply arbitrary recipient lists and message content to send attacker-controlled messages carrying the organisation’s sending identity.