CVE-2026-77995 PUBLISHED

Joomla Extension - miniorange.com - Arbitrary account takeover in miniOrange OAuth Client < 3.2.0

Assigner: Joomla
Reserved: 21.08.2026 Published: 24.08.2026 Updated: 24.08.2026

Joomla Extension - miniorange.com - Arbitrary account takeover in miniOrange OAuth Client < 3.2.0 - The manipulation of a cookie value allows actors to login as arbitrary accounts, including admins.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CVSS Score: 10

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

CVSS 4.0

Product Status

Vendor	miniorange.com
Product	miniOrange OAuth Client extension for Joomla
Versions	Default: unaffected Version 1.0.0-3.1.9 is affected

Credits

Krzysztof Zając, CERT PL finder

References

https://www.miniorange.com/

Problem Types

CWE-639: Authorization Bypass Through User-Controlled Key CWE