CVE-2026-65341

webkitgtk: Processing maliciously crafted web content may lead to memory corruption

Published Aug 17, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
The issue was addressed with improved memory handling. 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 memory corruption.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6534-1 webkit2gtk security update
History
Type Values Removed Values Added
Description The issue was addressed with improved memory handling. 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. Processing maliciously crafted web content may lead to memory corruption. The issue was addressed with improved memory handling. 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 memory corruption.
References
Type Values Removed Values Added
Title Memory Corruption Vulnerability in Safari and Apple Web Rendering webkitgtk: Processing maliciously crafted web content may lead to memory corruption
Weaknesses CWE-120
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
Title Memory Corruption Vulnerability in Safari and Apple Web Rendering
Type Values Removed Values Added
First Time appeared Apple ipados
Apple iphone Os
Apple safari
CPEs cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Vendors & Products Apple ipados
Apple iphone Os
Apple safari
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to memory corruption. The issue was addressed with improved memory handling. 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. Processing maliciously crafted web content may lead to memory corruption.
Title Memory Corruption via Malicious Web Content in Apple Operating Systems
Weaknesses CWE-122
CWE-787
References
Type Values Removed Values Added
Weaknesses CWE-119
CWE-416
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}

Type Values Removed Values Added
Title Memory Corruption via Malicious Web Content in Apple Operating Systems
Weaknesses CWE-122
CWE-787
Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to memory corruption.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Oct 26, 2026, 8:39 PM
Reserved
Jul 22, 2026, 12:45 AM
Status
Modified
Published
Aug 17, 2026, 10:17 PM
Modified
Sep 14, 2026, 9:17 PM
Severity
Important
Public date
Aug 17, 2026, 9:30 PM