CVE-2026-66916

MEDIUM CVSS 4.0: 6.9
Updated Aug 22, 2026
Joomla
Parameter Value
CVSS 6.9 (MEDIUM)
Type CWE-284 (Improper Access Control)
Vendor Joomla
Public PoC No

Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery < 4.4.0- An unauthenticated access control bypass exists in JoomGallery's category JSON view. When a gallery category is protected with a password, the HTML view correctly enforces the password gate - but the JSON view ( format=json ) skips this check entirely.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No 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

Vulnerable Products

joomgalleryfriends.net:joomgallery extension for joomla