Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-20609

Severity CVSS v4.0:
Pending analysis
Type:
CWE-125 Out-of-bounds Read
Publication date:
11/02/2026
Last modified:
02/04/2026

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. Processing a maliciously crafted file may lead to a denial-of-service or potentially disclose memory contents.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L CVSS v3.1 Severity and Metrics:

Base Score: 4.40 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): None
Availability (A): Low

Base Score 3.x
4.40
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* 18.7.5 (excluding)
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* 26.0 (including) 26.3 (excluding)
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* 18.7.5 (excluding)
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* 26.0 (including) 26.3 (excluding)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* 14.8.4 (excluding)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* 15.0 (including) 15.7.4 (excluding)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* 26.0 (including) 26.3 (excluding)
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* 26.3 (excluding)
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* 26.3 (excluding)
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* 26.3 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools