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CVE-2025-43400

📊 6.3 MEDIUM⚡ 0.1%🎯 0 exploits
📅 Published Sep 29, 2025
📋 Status: Analyzed

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sonoma 14.8.1, macOS Tahoe 26.0.1, macOS Sequoia 15.7.1, visionOS 26.0.1, iOS 26.0.1 and iPadOS 26.0.1, iOS 18.7.1 and iPadOS 18.7.1. Processing a maliciously crafted font may lead to unexpected app termination or corrupt process memory.

🎯 Affected Products & Systems

8 product configurations affected

Filter by type:
💻
apple / ipados
Operating System
Vulnerable
Version: < 18.7.1
CPE:
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
💻
apple / ipados
Operating System
Vulnerable
Version: 26.0
CPE:
cpe:2.3:o:apple:ipados:26.0:*:*:*:*:*:*:*
💻
apple / iphone os
Operating System
Vulnerable
Version: < 18.7.1
CPE:
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
💻
apple / iphone os
Operating System
Vulnerable
Version: 26.0
CPE:
cpe:2.3:o:apple:iphone_os:26.0:*:*:*:*:*:*:*
💻
apple / macos
Operating System
Vulnerable
Version: ≥ 14.0 ∧ < 14.8.1
CPE:
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
💻
apple / macos
Operating System
Vulnerable
Version: ≥ 15.0 ∧ < 15.7.1
CPE:
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
💻
apple / macos
Operating System
Vulnerable
Version: 26.0
CPE:
cpe:2.3:o:apple:macos:26.0:*:*:*:*:*:*:*
💻
apple / visionos
Operating System
Vulnerable
Version: < 26.0.1
CPE:
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
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Metrics
6.3 MEDIUMCVSS v3.1134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Attack Vector:
NETWORK
Complexity:
LOW
Privileges:
NONE
User Interaction:
REQUIRED
Confidentiality:
LOW
Integrity:
LOW
Availability:
LOW
Scope:
UNCHANGED

🔍 Technical Details

Analysis Status
Analyzed
CVSS Details
6.3 (MEDIUM)v3.1
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS Details
0.1% (Minimal)17.3th percentile
Last updated: Oct 30, 2025
Exploitation probability within 30 days
Published Date
Sep 29, 2025 (1 month ago)
Last Modified
Sep 30, 2025 (1 month ago)
Security Weaknesses1
References7