Apple iOS/iPadOS/macOS Memory Corruption via Malicious Web Content (Fixed in 26.6.1/2)
CVE-2026-64788 Published on August 17, 2026
The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to memory corruption.
Vulnerability Analysis
CVE-2026-64788 is exploitable 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 a small impact on confidentiality and integrity, and no 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-2026-64788 has been classified to as a Buffer Overflow vulnerability or weakness.
Products Associated with CVE-2026-64788
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Affected Versions
Apple iOS and iPadOS:- Before 26.6.1 is affected.
- Before 26.6.2 is affected.