CVE-2026-90936

Froxlor before version 2.3.7 contains an information disclosure vulnerability in customer_email.php . The root cause is a failure to properly scope sender alias lookups to the current customer. An authenticated attacker can supply arbitrary senderid parameters in delete confirmation requests to e...

CVE-2026-90936: Exposure of Sensitive Information to an Unauthorized Actor

Froxlor before 2.3.7 fails to properly scope sender alias lookups to the current customer in customeremail.php. Authenticated attackers can enumerate global sender alias IDs and read other customers' allowed sender values by supplying arbitrary senderid parameters in delete confirmation requests...

PT-2026-57599

Summary An authenticated customer can read other customers' allowed sender aliases from Froxlor's sender-delete confirmation page when mail.enable allow sender is enabled. customer email.php loads allowed sender by global auto-increment senderid alone, so a customer can enumerate foreign sender...