CVE-2025-43306

Local root escalation through undisclosed StorageKit logic

Published May 26, 2026 · Updated May 26, 2026

A StorageKit logic flaw in Apple macOS Sonoma before 14.8, Sequoia before 15.7, and Tahoe before 26 allows local users to gain root privileges. Apple identifies the affected component as StorageKit but has not disclosed the faulty check, code path, or attacker-controlled input involved. Exploitation requires local execution of a malicious app and grants root privileges, with no remote attack path reported.

CVSS severity7.8
High
EPSS probability0.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

A StorageKit logic flaw in Apple macOS Sonoma before 14.8, Sequoia before 15.7, and Tahoe before 26 allows local users to gain root privileges. Apple identifies the affected component as StorageKit but has not disclosed the faulty check, code path, or attacker-controlled input involved. Exploitation requires local execution of a malicious app and grants root privileges, with no remote attack path reported.

The record

CVE
CVE-2025-43306
Published
May 26, 2026
Updated
May 26, 2026
Vendor
Apple
Product
macOS
Classifications
CWE-269, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. May 26, 2026CVE publishedPublication date reported by the CVE source.
  2. May 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <14.8
  2. Affected versionversion=0 <15.7
  3. Affected versionversion=0 <26

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Apple · macOSversion=0 <14.8; version=0 <15.7; version=0 <26

Published CVSS scores

7.8CISA-ADPCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-269Improper Privilege Management
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo