CVE-2026-90936

MEDIUM CVSS 4.0: 5.3
Updated Sep 14, 2026
PHP
Parameter Value
CVSS 5.3 (MEDIUM)
Affected Versions before 2.3.7
Type CWE-200 (Information Exposure)
Vendor PHP
Public PoC No

Froxlor before 2.3.7 fails to properly scope sender alias lookups to the current customer in customer_email.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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0

Weakness Type (CWE)