CVE-2026-64749CWE-119

CVE-2026-64749

High · published July 28, 2026

CVSS v3.1

7.8

EPSS

Percentile

6.5

In the wild

Unconfirmed

What it is

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, visionOS 26.6. An app may be able to cause unexpected system termination or corrupt kernel memory.

The record

Technical detail

CVSS v3.1: 7.8 · HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0: Not supplied
EPSS: 0.00173 · 6.5th percentile
Weakness: CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer
Published: 2026-07-28T01:17Z

Affected products (5)

Product	Versions	Fixed in
apple/ipados	< 26.6	26.6
apple/iphone_os	< 26.6	26.6
apple/macos	≥ 15.0, < 15.7.8	15.7.8
apple/macos	≥ 26.0, < 26.6	26.6
apple/visionos	< 26.6	26.6

References (5)

https://support.apple.com/en-us/128066 · [email protected]https://support.apple.com/en-us/128067 · [email protected]https://support.apple.com/en-us/128070 · [email protected]https://support.apple.com/en-us/128071 · [email protected]https://support.apple.com/en-us/148287 · [email protected]

EPSS history

Timeline

27 JUL 20:13Z
The issue was addressed with improved memory handling
cvelistv5