Not rated
CVE-2021-1821 A logic issue was addressed with improved state management
Description
A logic issue was addressed with improved state management. This issue is fixed in watchOS 7.6, macOS Big Sur 11.5. Visiting a maliciously crafted webpage may lead to a system denial of service.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| macOS 7.6 | earliest → < 7.6 | 7.6 |
Other CVEs of macOS
The 3813 CVEs of macOS →
CVE-2026-86925
An authorization issue was addressed with improved state management
5.5
Medium
CVE-2026-84627
A buffer overflow was addressed with improved bounds checking
7.8
High
CVE-2026-113945
An out-of-bounds read was addressed with improved bounds checking
5.5
Medium
CVE-2026-65327
A logic issue was addressed with improved checks
8.4
High