CVE-2026-64787CWE-416

CVE-2026-64787

Medium · published August 18, 2026

CVSS v3.1

6.5

EPSS

Percentile

25.3

In the wild

Unconfirmed

What it is

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, watchOS 27. Processing maliciously crafted web content may lead to an unexpected process termination.

The record

Technical detail

CVSS v3.1: 6.5 · MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0: Not supplied
EPSS: 0.00333 · 25.3th percentile
Weakness: CWE-416 · Use After Free
Published: 2026-08-18T02:17Z

Affected products (4)

Product	Versions	Fixed in
apple/safari	< 26.6.1	26.6.1
apple/ipados	< 26.6.1	26.6.1
apple/iphone_os	< 26.6.1	26.6.1
apple/macos	≥ 26.0, < 26.6.2	26.6.2

References (7)

https://support.apple.com/en-us/148281 · [email protected]https://support.apple.com/en-us/148282 · [email protected]https://support.apple.com/en-us/148286 · [email protected]https://support.apple.com/en-us/148287 · [email protected]https://support.apple.com/en-us/149036 · [email protected]https://support.apple.com/en-us/149037 · [email protected]https://support.apple.com/en-us/149038 · [email protected]

EPSS history

Timeline

17 AUG 21:30Z
A use-after-free issue was addressed with improved memory management
cvelistv5