macOS
CVE-2026-20623
MEDIUM
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Lifecycle Timeline
2DescriptionCVE.org
A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Tahoe 26.3. An app may be able to access protected user data.
AnalysisAI
macOS applications can bypass permission restrictions to access sensitive user data due to a permissions validation flaw affecting macOS versions prior to Tahoe 26.3. An attacker would need local access and user interaction to exploit this vulnerability, resulting in unauthorized disclosure of protected information without affecting system integrity or availability. This issue has been patched in macOS Tahoe 26.3.
Technical ContextAI
Classified as CWE-200 (Information Exposure). Affects Macos. A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Tahoe 26.3. An app may be able to access protected user data.
RemediationAI
Monitor vendor advisories for a patch.
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Same weakness CWE-200 – Information Exposure
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External POC / Exploit Code
Leaving vuln.today