Vulnerability record · CVE-2026-64757 · published 27 July 2026

CVE-2026-64757: Apple safari memory buffer overflow vulnerability

Apple · Safari

A memory corruption issue was addressed with improved state management. This issue is fixed in Safari 26.6, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.

8.8 CVSS 3.1 High EPSS 0.47% · top 62.0% CWE-119 · Memory buffer overflow

8.8CVSS 3.1 base score

0.47%EPSS exploitation probability, 30 days

NoNot in CISA KEV

6Affected product versions listed by NVD

6References

17 Aug 2026Last modified by NVD

Description

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Ipados Apple

Iphone Os Apple

Macos Apple

Safari Apple

Visionos Apple

Watchos Apple

References

Link	Tags
https://support.apple.com/en-us/128066	Release NotesVendor Advisory
https://support.apple.com/en-us/128067	Release NotesVendor Advisory
https://support.apple.com/en-us/128068	Release NotesVendor Advisory
https://support.apple.com/en-us/128070	Release NotesVendor Advisory
https://support.apple.com/en-us/128073	Release NotesVendor Advisory
https://support.apple.com/en-us/148287

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-64757), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.