Safari <18.6 Origin Association Issue (macOS Sequoia 15.6+)
CVE-2025-43240 Published on July 30, 2025
A logic issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.6, Safari 18. 6. A download's origin may be incorrectly associated.
Vulnerability Analysis
CVE-2025-43240 is exploitable with local system 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 high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
Improper Check or Handling of Exceptional Conditions
The software does not properly anticipate or handle exceptional conditions that rarely occur during normal operation of the software.
Products Associated with CVE-2025-43240
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Affected Versions
Apple Safari:- Version unspecified and below 18.6 is affected.
- Version unspecified and below 15.6 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.