CVE-2026-64734CWE-200information-disclosure

CVE-2026-64734

Medium · published July 28, 2026

CVSS v3.1

5.5

EPSS

Percentile

5.3

In the wild

Unconfirmed

What it is

The issue was addressed with improved checks. 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 Sonoma 14.8.8, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing a maliciously crafted contact may leak sensitive data.

The record

Technical detail

CVSS v3.1: 5.5 · MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS v4.0: Not supplied
EPSS: 0.00163 · 5.3th percentile
Weakness: CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published: 2026-07-28T01:17Z

Affected products (7)

Product	Versions	Fixed in
apple/ipados	< 26.6	26.6
apple/iphone_os	< 26.6	26.6
apple/macos	≥ 14.0, < 14.8.8	14.8.8
apple/macos	≥ 15.0, < 15.7.8	15.7.8
apple/macos	≥ 26.0, < 26.6	26.6
apple/visionos	< 26.6	26.6
apple/watchos	< 26.6	26.6

References (7)

https://support.apple.com/en-us/128066 · [email protected]https://support.apple.com/en-us/128067 · [email protected]https://support.apple.com/en-us/128068 · [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/128072 · [email protected]https://support.apple.com/en-us/148287 · [email protected]

EPSS history

Timeline

27 JUL 20:12Z
The issue was addressed with improved checks
cvelistv5