CVE-2021-30943

MediumCVSS 4.3/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-613

Affected software

VendorProductVersions
ApplewatchOS>= unspecified, < 8.3
ApplewatchOS>= unspecified, < 15.2
ApplewatchOS>= unspecified, < 12.1

References

Timeline

Published
Aug 24, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-30943: Medium severity, CVSS 4.3 | Vulnix