CVE-2026-84635

webkitgtk: Processing maliciously crafted web content may lead to an unexpected process termination

Published Sep 14, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
A logic issue was addressed with improved state management. This issue is fixed in Safari 27, iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing maliciously crafted web content may lead to an unexpected process termination.

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
First Time appeared Apple ipados
Apple iphone Os
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:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Vendors & Products Apple ipados
Apple iphone Os
Type Values Removed Values Added
Title webkitgtk: Processing maliciously crafted web content may lead to an unexpected process termination
Weaknesses CWE-664
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
Weaknesses CWE-843
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

ssvc

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

Type Values Removed Values Added
Title State Management Logic Flaw Causes Unexpected Process Termination in Apple Browsers and OS
Weaknesses CWE-20
CWE-707
Type Values Removed Values Added
Title State Management Logic Flaw Causes Unexpected Process Termination in Apple Browsers and OS
Weaknesses CWE-20
CWE-707
Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Apple safari
Apple tvos
Apple visionos
Apple watchos
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Apple safari
Apple tvos
Apple visionos
Apple watchos
Type Values Removed Values Added
Description A logic issue was addressed with improved state management. This issue is fixed in Safari 27, iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing maliciously crafted web content may lead to an unexpected process termination.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Oct 26, 2026, 8:37 PM
Reserved
Sep 1, 2026, 9:13 PM
Status
Analyzed
Published
Sep 14, 2026, 9:17 PM
Modified
Sep 18, 2026, 1:06 PM
Severity
Important
Public date
Sep 14, 2026, 12:00 AM