SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2025-43383

An out-of-bounds access issue was addressed with improved bounds checking.

MEDIUM 4.3EPSS 1.00%

Does this matter?

Lower severity and a low EPSS score (1.00%). Track it; it rarely justifies an emergency change on its own.

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.

CVSS 3.1
4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
EPSS
1.00% probability · 63th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-125
Affected
apple/ipados · apple/iphone os · apple/macos · apple/tvos · apple/visionos
Source
product-security@apple.com
EPSS trend
0%3%5%26 October 2026: 1.00%26 October 202626 October 2026

EPSS 1.0% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.