CVE-2025-43464 — Improper Input Validation in Apple Macos

CWE-20 — Improper Input Validation5 documents5 sources
Severity
6.5MEDIUMNVD
EPSS
0.1%
top 79.11%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Apple Macos
Timeline
PublishedDec 12

Description

A denial-of-service issue was addressed with improved input validation. This issue is fixed in macOS Tahoe 26.1. Visiting a website may lead to an app denial-of-service.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5apple/macos< 26.1
▶NVDapple/macos< 26.1

🔴Vulnerability Details

2
CVEList
CVE-2025-43464: A denial-of-service issue was addressed with improved input validation↗2025-12-12
▶
GHSA
GHSA-8mc4-q7gv-xrqv: A denial-of-service issue was addressed with improved input validation↗2025-12-12
▶

📋Vendor Advisories

1
Apple
CVE-2025-43464: macOS Tahoe 26.1↗2025-11-03
▶

🕵️Threat Intelligence

1
Wiz
CVE-2025-43464 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2025-43464 — Improper Input Validation in Apple | cvebase