Apple iOS/watchOS/iPadOS privacy flaw allows user fingerprinting before 26.1
CVE-2025-43507 Published on November 4, 2025
A privacy issue was addressed by moving sensitive data. This issue is fixed in watchOS 26.1, macOS Tahoe 26.1, iOS 26.1 and iPadOS 26.1, iOS 18.7.2 and iPadOS 18.7.2, visionOS 26.1. An app may be able to fingerprint the user.
Vulnerability Analysis
CVE-2025-43507 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
Incorrect Default Permissions
During installation, installed file permissions are set to allow anyone to modify those files.
Products Associated with CVE-2025-43507
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Affected Versions
Apple macOS:- Version unspecified and below 26.1 is affected.
- Version unspecified and below 26.1 is affected.
- Version unspecified and below 26.1 is affected.
- Version unspecified and below 26.1 is affected.
- Version unspecified and below 18.7 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.