CVE-2026-39871

Path Handling Vulnerability Allows Unauthorized Observation of User Data

Published May 11, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
A path handling issue was addressed with improved logic. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to observe unprotected user data.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Path Handling Vulnerability Allows Unauthorized Observation of User Data
Type Values Removed Values Added
CPEs cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Title Path Handling Issue Allows Observation of Unprotected User Data
Weaknesses CWE-200
Type Values Removed Values Added
Weaknesses CWE-552
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Path Handling Issue Allows Observation of Unprotected User Data
First Time appeared Apple
Apple macos
Weaknesses CWE-200
Vendors & Products Apple
Apple macos
Type Values Removed Values Added
Description A path handling issue was addressed with improved logic. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to observe unprotected user data.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
May 12, 2026, 1:11 PM
Reserved
Apr 7, 2026, 7:58 PM
Status
Analyzed
Published
May 11, 2026, 9:19 PM
Modified
Oct 26, 2026, 6:10 PM