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CVE-2025-43529

Published: Dec 17, 2025Updated: Dec 18, 2025 Sources: CVE List NVD BDUCWE-416
8.8HIGH
NVD MITRE
EPSS Score
8.4%
Top 5.7%
CISA KEV
Active Exploitation
Since Dec 15, 2025
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 26. CVE-2025-14174 was also issued in response to this report.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-416

Affected Products

Apple Inc.
commercial·USaka Apple, apple computer
MacOSOn-premOS
Operating Systems / unix-bsd
iOS and iPadOSEmbeddedOS
Operating Systems / mobile-os
iPadOSEmbeddedOS
Operating Systems / mobile-os
SafariOn-premDesktop App
Consumer Software / browser
visionOSOS
Operating Systems / mobile-os
watchOSEmbeddedOS
Operating Systems / mobile-os
tvOSEmbeddedOS
Operating Systems / mobile-os
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
and 13 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Dec 15, 2025
Remediation due:Jan 5, 2026

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Official Patch Available
Is your org exposed to CVE-2025-43529?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://support.apple.com/en-us/125884
support.apple.com
https://support.apple.com/en-us/125885
support.apple.com
https://support.apple.com/en-us/125886
support.apple.com
and 17 more references View all →
News mentions
1

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