CVE-2026-66916 PUBLISHED

Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery < 4.4.0

Assigner: Joomla
Reserved: 28.07.2026 Published: 22.08.2026 Updated: 22.08.2026

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.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 6.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	joomgalleryfriends.net
Product	JoomGallery extension for Joomla
Versions	Default: unaffected Version 4.0.0-4.3.0 is affected

Credits

Toan Le finder

References

https://www.joomgalleryfriends.net/

Problem Types

CWE-284 - Improper Access Control CWE