CVE-2026-43775

Sensitive-data access via authorization state mishandling

Published Jul 27, 2026 · Updated Jul 27, 2026

Improper authorization in CoreMedia in Apple macOS Sequoia before 15.7.8 and Tahoe before 26.6 allows local users to access sensitive user data. CoreMedia incorrectly maintains authorization state when an app requests protected data, but Apple has not disclosed the affected operation or data class. The attack requires local app execution and user interaction; the reported consequence is data disclosure without modification or service interruption.

CVSS severity5.5
Medium
EPSS probability0.17%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authorization in CoreMedia in Apple macOS Sequoia before 15.7.8 and Tahoe before 26.6 allows local users to access sensitive user data. CoreMedia incorrectly maintains authorization state when an app requests protected data, but Apple has not disclosed the affected operation or data class. The attack requires local app execution and user interaction; the reported consequence is data disclosure without modification or service interruption.

The record

CVE
CVE-2026-43775
Published
Jul 27, 2026
Updated
Jul 27, 2026
Vendor
Apple
Product
macOS
Classifications
CWE-285, T1005
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 27, 2026CVE publishedPublication date reported by the CVE source.
  2. Jul 27, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=0 <15.7.8
  2. Affected versionversion=0 <26.6

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Apple · macOSversion=0 <15.7.8; version=0 <26.6

Published CVSS scores

5.5CISA-ADPCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

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.

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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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-285Improper Authorization
T1005Data from Local System

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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