CVE-2026-64705CWE-120

CVE-2026-64705

Medium · published August 26, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
6.1
In the wild
Unconfirmed
What it is

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.6. An app may be able to cause unexpected system termination or write kernel memory.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00171 · 6.1th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-08-26T00:17Z
Affected products (2)
ProductVersionsFixed in
apple/macos≥ 14.0, < 14.8.714.8.7
apple/macos≥ 15.0, < 15.7.715.7.7
References (4)
https://support.apple.com/en-us/127116 · [email protected]https://support.apple.com/en-us/127117 · [email protected]https://support.apple.com/en-us/128066 · [email protected]https://support.apple.com/en-us/128067 · [email protected]
EPSS history
Timeline
  • 27 AUG 06:40Z
    EPSS moved — → 0%
    epss
  • 25 AUG 19:24Z
    A buffer overflow was addressed with improved bounds checking
    cvelistv5