CVE-2026-43807
A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, ma
CVSS
9.8
Critical
EPSS
—
KEV
—
Exploit Today
0
0-100
Published: Jul 27, 2026 · Last modified: Jul 28, 2026 · CWE-120
Not enough EPSS history yet.
A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. A malicious accessory may be able to cause unexpected app termination.
- support.apple.comhttps://support.apple.com/en-us/127594
- support.apple.comhttps://support.apple.com/en-us/127595
- support.apple.comhttps://support.apple.com/en-us/128068
- support.apple.comhttps://support.apple.com/en-us/128069
- support.apple.comhttps://support.apple.com/en-us/128070
- support.apple.comhttps://support.apple.com/en-us/128071
- support.apple.comhttps://support.apple.com/en-us/128072
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2026-512529.8 CRI—
———schreibfaul1 ESP32-audioI2S 3.4.5 has a buffer overflow vulnerability in the MP3Decoder::UnpackSFMPEG1 function due to missing input validation on attacker-controlled MP3 metadata.16hCVE-2026-647679.8 CRI—
——0A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.17hCVE-2026-647477.8 HIG—
——0A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to execute arbitrary code with kernel privileges.6hCVE-2026-647225.5 MED—
——0A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a 3D model may result in disclosure of process memory.14hCVE-2026-646919.8 CRI—
——0A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Tahoe 26.6. An app may be able to cause unexpected system termination.15hCVE-2026-437767.8 HIG—
——0A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a maliciously crafted file may lead to unexpected app termination or arbitrary code execution.15h