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Appaloosa Scout

KEV · Actively exploited

CVE-2025-43300

CRITICAL 10.0 KEV

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS 15.8.5, iOS 16.7.12 and iPadOS 16.7.12, iOS 18.6.2 and iPadOS 18.6.2, iPadOS 17.7.10, macOS Sequoia 15.6.1, macOS Sonoma 14.7.8, macOS Ventura 13.7.8. Processing a malicious image file may result in memory corruption. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals.

Attack vector : Network No privileges required No user interaction
Show raw CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS 20.39% moderate exploit risk percentile 97.2%

CISA Known Exploited Vulnerability

Added to KEV
2025-08-21
Remediation deadline
2025-09-11
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.
Ransomware
Unknown (not documented by CISA)

OS versions that fix this CVE

This CVE is resolved by the following OS security releases. Update the OS to at least the listed version.

View on NVD ↗ CISA KEV catalog ↗ Advisory · support.apple.com