CVE-2021-1782VulnerabilityPublished 11/03/2021Updated 10/24/2026
CVE-2021-1782: Apple Multiple Products Race Condition Vulnerability
Affects Apple Multiple ProductsSource CISA KEV
Severity
HighNo CVSS score published yet
- Exploitation
Actively exploited – in CISA KEV since 11/03/2021
- KEV deadline
- 11/17/2021
- EPSS
- 2.2% chance of exploitation in 30 days – higher than 82% of CVEs
What to do
CISA required action
Apply updates per vendor instructions.
Description
A race condition vulnerability exists in multiple Apple operating systems including iOS, iPadOS, macOS, watchOS, and tvOS. This flaw may allow a malicious application to elevate its privileges. The vulnerability has been exploited in the wild. No specific affected versions or patch information is provided.