HOMEVULNERABILITIESCVE-2025-43238
MEDIUM

CVE-2025-43238

CWE-190Published: April 2, 2026· Updated: Apr 3, 2026

6.2
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:0.9th

Official Description

An integer overflow was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7. An app may be able to cause unexpected system termination.

NVD Source

Technical Analysis

CVE-2025-43238 requires local access, meaning attackers must already have a foothold on the target system.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.2.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

Apple1 product
macos
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (3)

https://support.apple.com/en-us/124149Release Notes · Vendor Advisory
https://support.apple.com/en-us/124150Release Notes · Vendor Advisory
https://support.apple.com/en-us/124151Release Notes · Vendor Advisory

Quick Facts

CVE IDCVE-2025-43238
CVSS Score6.2 / 10
SeverityMEDIUM
WeaknessCWE-190
CISA KEVNo
EPSS (30d)0.01%
Affected1 vendor
PublishedApr 2, 2026

Related CVEs (CWE-190)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2025-43238 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.