Critical severity · published Jul 27, 2026
CVE-2026-43812
A use after free issue was addressed with improved memory management
9.8
CVSS
0.6%
EPSS
No
On KEV
Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. An app may be able to cause unexpected system termination.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
macOS · Apple
before 15.7.8; before 26.6 · source: vendor, NVD
IO
iOS · Apple
before 26.6 · source: NVD
IA
iOS and iPadOS · Apple
before 18.7.10; before 26.6 · source: vendor
TV
tvOS · Apple
before 26.6 · source: vendor, NVD
VI
visionOS · Apple
before 26.6 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-43812
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-43812
Release Notes
https://support.apple.com/en-us/128066
Release Notes
https://support.apple.com/en-us/128067
Release Notes
https://support.apple.com/en-us/128069
Release Notes
https://support.apple.com/en-us/128070
Release Notes
https://support.apple.com/en-us/128071
support.apple.com
https://support.apple.com/en-us/148287
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