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CVE-2021-1782

Severity
HIGH
CVSS
7.0
EPSS
0.02222
Risk score
53.78
CISA KEV
Yes
PoC
No
Published
2021-04-02
Modified
2025-10-21
First seen
2026-08-07
Aliases
EUVD-2021-7246, GHSA-22JF-974V-HF7J
Products
Apple:Multiple Products, Apple:iOS and iPadOS unspecified <14.4, Apple:macOS unspecified <11.2, Apple:macOS unspecified <14.4, Apple:macOS unspecified <7.3
Sources
euvd EUVD-2021-7246
cisa.gov CVE-2021-1782

Description

A race condition was addressed with improved locking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious application may be able to elevate privileges. Apple is aware of a report that this issue may have been actively exploited..

References