CVE-2026-64787: Processing maliciously crafted web content may lead to an unexpected process termination in Apple Safari
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.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in Apple Safari's handling of web content. An attacker could craft malicious web content that triggers this flaw, leading to an unexpected termination of the Safari process. The issue was resolved by Apple through improved memory management techniques. The fix is included in Safari 26.6.1 and related OS updates as specified.
Potential Impact
Exploitation of this vulnerability may cause the Safari process to terminate unexpectedly, resulting in a denial of service condition for the user. There is no indication of confidentiality or integrity impact. No known exploits are reported in the wild.
Mitigation Recommendations
Apply the official patches provided by Apple by updating Safari to version 26.6.1 or later and updating the respective operating systems to the fixed versions: iOS 18.7.10, iPadOS 18.7.10, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, and watchOS 27. These updates contain the fix for the use-after-free vulnerability.
CVE-2026-64787: Processing maliciously crafted web content may lead to an unexpected process termination in Apple Safari
Description
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.
CVSS v3.1
Score 6.5medium
Affected software
Apple
Safari
Apple
iOS and iPadOS
Apple
macOS
Apple
tvOS
Apple
visionOS
Apple
watchOS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in Apple Safari's handling of web content. An attacker could craft malicious web content that triggers this flaw, leading to an unexpected termination of the Safari process. The issue was resolved by Apple through improved memory management techniques. The fix is included in Safari 26.6.1 and related OS updates as specified.
Potential Impact
Exploitation of this vulnerability may cause the Safari process to terminate unexpectedly, resulting in a denial of service condition for the user. There is no indication of confidentiality or integrity impact. No known exploits are reported in the wild.
Mitigation Recommendations
Apply the official patches provided by Apple by updating Safari to version 26.6.1 or later and updating the respective operating systems to the fixed versions: iOS 18.7.10, iPadOS 18.7.10, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, and watchOS 27. These updates contain the fix for the use-after-free vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-07-20T18:11:03.398Z
- State
- PUBLISHED
Threat ID: 6a838034bf8831d5399e5e13
Added to database: 08/17/2026, 21:42:12 UTC
Last enriched: 09/19/2026, 00:51:37 UTC
Last updated: 10/02/2026, 07:03:24 UTC
Views: 68
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