App Fingerprinting Vulnerability in Apple Operating Systems
CVE-2025-43323

8.1HIGH

Key Information:

Vendor

Apple
Status
iOS And iPad OS
TV OS
Visionos
Watch OS
Vendor
CVE Published:
4 November 2025

What is CVE-2025-43323?

This vulnerability allows malicious applications to potentially fingerprint users by bypassing security measures. Apple has addressed this issue with additional entitlement checks in several of its operating systems, ensuring enhanced protection of user privacy and data integrity.

Affected Version(s)

iOS and iPadOS < 26

tvOS < 26

visionOS < 26

References

https://support.apple.com/en-us/125108
https://support.apple.com/en-us/125114
https://support.apple.com/en-us/125115

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-43323 : App Fingerprinting Vulnerability in Apple Operating Systems