CVE-2026-28983

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Summary

CVECVE-2026-28983
StatePUBLISHED
Assignerapple
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-11 21:18:58 UTC
Updated2026-05-12 21:16:14 UTC
DescriptionA type confusion issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. A remote attacker may be able to cause a denial of service.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.001310000 probability, percentile 0.320810000 (date 2026-05-12)

Problem Types: CWE-843 | A remote attacker may be able to cause a denial of service | CWE-843 CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apple IOS And IPadOS affected 18.7.9 custom Not specified
CNA Apple IOS And IPadOS affected 26.5 custom Not specified
CNA Apple MacOS affected 26.5 custom Not specified
CNA Apple TvOS affected 26.5 custom Not specified
CNA Apple VisionOS affected 26.5 custom Not specified
CNA Apple WatchOS affected 26.5 custom Not specified

References

ReferenceSourceLinkTags
support.apple.com/en-us/127111 [email protected] support.apple.com
support.apple.com/en-us/127118 [email protected] support.apple.com
support.apple.com/en-us/127115 [email protected] support.apple.com
support.apple.com/en-us/127120 [email protected] support.apple.com
support.apple.com/en-us/127119 [email protected] support.apple.com
support.apple.com/en-us/127110 [email protected] support.apple.com
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