Safari 26.5.2 Memory Corruption Fix: Crash from Malicious Web Content
CVE-2026-43707 Published on June 29, 2026
A memory corruption issue was addressed with improved memory handling. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected process crash.
Vulnerability Analysis
CVE-2026-43707 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 have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Buffer Overflow Vulnerability?
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
CVE-2026-43707 has been classified to as a Buffer Overflow vulnerability or weakness.
Products Associated with CVE-2026-43707
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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.