CVE-2021-30904
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.8%
exploitation probability
0.8%top 45% of all CVEs
observed exploitation
nono source reports it
A sync issue was addressed with improved state validation. This issue is fixed in macOS Monterey 12.0.1. A user's messages may continue to sync after the user has signed out of iMessage.
Affected products
Apple · macOSReferences
https://support.apple.com/en-us/HT212869