Apple Safari 26.5.2: Sandbox Escape via Input Validation
CVE-2026-43725 Published on June 29, 2026
The issue was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. A malicious website may be able to process restricted web content outside the sandbox.
Vulnerability Analysis
CVE-2026-43725 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be low. considered to have a small impact on confidentiality and integrity and availability.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-43725
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Affected Versions
Apple Safari:- Before 26.5.2 is affected.
- Before 26.5.2 is affected.
- Before 26.5.2 is affected.
- Before 26.6 is affected.
- Before 26.6 is affected.
- Before 26.6 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.