A logic issue was addressed with improved validation. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. A malicious application may be able to elevate privileges.
CVSS v4.0 Metrics
Exploitability
Attack VectorLocal
ComplexityLow
RequirementsPresent
PrivilegesNone
User InteractionActive
Threat
Exploit MaturityPoC
Vulnerable System
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Change Log
| Date | Source | Changes | Score |
|---|
| 2026-07-21 | PoC | E: U→P | 4.0 → 6.2 |
| 2026-07-21 | nvd | AV: P→L, AC: H→L, PR: H→N, VC: N→H, VI: N→H, VA: N→H | 0.0 → 4.0 |
| 2026-07-21 | cve.org | initial, patch: Unavailable | 0.0 |
Affected Software
| Vendor | Product | Version |
|---|
| Apple | iOS and iPadOS | < 14.0 |
| apple | ipados | < 14.0 |
| apple | iphone_os | < 14.0 |
| Apple | macOS | < 11.0 |
| apple | macos | ≥ 11.0, < 11.0.1 |
| Apple | tvOS | < 14.0 |
| apple | tvos | < 14.0 |
| Apple | watchOS | < 7.0 |
| apple | watchos | < 7.0 |
Published: 2021-04-02
