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CVE-2026-28819

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app ma...

Published: May 11, 2026Updated: May 13, 2026 Sources: CVE List NVD
NVD MITRE
5.4CVSS
MEDIUM

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to execute arbitrary code with kernel privileges.

EPSS Score
0.1%
Top 83.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None

Weaknesses

CWE-787

Affected Products

ipados
apple
iphone os
apple
macos
apple
iOS and iPadOS
Apple
macOS
Apple

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://support.apple.com/en-us/127111
support.apple.com
https://support.apple.com/en-us/127115
support.apple.com
https://support.apple.com/en-us/127116
support.apple.com
and 1 more references View all →

Timeline

Published
May 11, 2026
Last Updated
May 13, 2026
News mentions
1

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