VULNERABILITY INTELLIGENCE
CVE-2021-30943
CVSS score4.3 MEDIUM
EPSS probability0.80%
CISA KEVNot currently listed
Published2021-08-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Description
An issue in the handling of group membership was resolved with improved logic. This issue is fixed in iOS 15.2 and iPadOS 15.2, watchOS 8.3, macOS Monterey 12.1. A malicious user may be able to leave a messages group but continue to receive messages in that group.
Weakness classification
- nvd@nist.gov: CWE-613