CVE-2022-26707

Local information disclosure via environment-variable mishandling

Published Sep 23, 2022 · Updated May 22, 2025

Improper input validation in AppleMobileFileIntegrity in Apple macOS before 12.4 allows local users to view sensitive user information. The component handles environment variables without sufficient validation, but Apple has not disclosed which variables or data paths are involved. A low-privileged local user can exploit the flaw without user interaction; the published impact is limited to reading sensitive user information.

CVSS severity5.5
Medium
EPSS probability0.28%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in AppleMobileFileIntegrity in Apple macOS before 12.4 allows local users to view sensitive user information. The component handles environment variables without sufficient validation, but Apple has not disclosed which variables or data paths are involved. A low-privileged local user can exploit the flaw without user interaction; the published impact is limited to reading sensitive user information.

The record

CVE
CVE-2022-26707
Published
Sep 23, 2022
Updated
May 22, 2025
Vendor
Apple
Product
macOS
Classifications
CWE-20
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 23, 2022CVE publishedPublication date reported by the CVE source.
  2. May 22, 2025Record 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=unspecified <12.4

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Apple · macOSversion=unspecified <12.4

Published CVSS scores

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

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-20Improper Input Validation

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

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Your stack

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