CVE-2026-28984

webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash

Published Aug 17, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Ubuntu USN Ubuntu USN USN-8703-1 WebKitGTK vulnerabilities
History
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. Processing maliciously crafted web content may lead to an unexpected Safari crash. The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.
References
Type Values Removed Values Added
Title webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash
Weaknesses CWE-120
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Apple ipados
Apple iphone Os
CPEs cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Vendors & Products Apple ipados
Apple iphone Os
Type Values Removed Values Added
Title Safari Crash via Malicious Web Content Leading to Denial of Service
Type Values Removed Values Added
Weaknesses CWE-119
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L'}

Type Values Removed Values Added
Title Safari Crash via Malicious Web Content Leading to Denial of Service
First Time appeared Apple
Apple ios And Ipados
Weaknesses CWE-416
Vendors & Products Apple
Apple ios And Ipados
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. Processing maliciously crafted web content may lead to an unexpected Safari crash.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Aug 25, 2026, 7:24 PM
Reserved
Mar 3, 2026, 4:36 PM
Status
Modified
Published
Aug 17, 2026, 10:17 PM
Modified
Aug 25, 2026, 8:16 PM
Severity
Important
Public date
Aug 20, 2026, 12:00 AM