Local privilege escalation in XPC services

Summary

An Incorrect Authorization vulnerability [CWE-863] in FortiClient Mac may allow a local attacker to escalate privileges via crafted XPC messages.

Version Affected Solution
FortiClientMac 7.4 7.4.0 through 7.4.2 Upgrade to 7.4.3 or above
FortiClientMac 7.2 7.2.0 through 7.2.8 Upgrade to 7.2.9 or above
FortiClientMac 7.0 7.0 all versions Migrate to a fixed release

Acknowledgement

Fortinet is pleased to thank Yaniv Nizry from Sonar for reporting this vulnerability under responsible disclosure.

Timeline

2025-05-13: Initial publication