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CVE-2026-64783

HIGH

8.8

CVSS Severity Score

EPSS Score0.1260%

EPSS Percentile2.67th

Published2026-07-27

Last Modified2026-07-28

Data SourcesNVDFIRST.org EPSS

Vulnerability Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6, 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.

Affected Platforms (CPE)

📦

Apple

Safari

< 26.6

💻

Apple

Ipados

< 26.6

💻

Apple

Iphone Os

< 26.6

💻

Apple

Macos

>= 26.0 and < 26.6

References & Advisories

🔗 https://support.apple.com/en-us/128066

🔗 https://support.apple.com/en-us/128067

🔗 https://support.apple.com/en-us/128068

🔗 https://support.apple.com/en-us/128070

🔗 https://support.apple.com/en-us/128073

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CVE-2026-64783 Detail & Impact Analysis | CVSS 8.8 (HIGH) | Cyber-Sec.Space | Cyber-Sec.Space