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CVE Watch—

CVE-2021-30657

Apple macOS Unspecified Vulnerability

CVSS

—

No CVSS

EPSS

68.5%

p99

KEV

YES

Nov 3, 2021

Exploit Today

80

0-100

Published: — · Last modified: —

EPSS · 30d

68.5%EPSS · 30 days68.5%

2026-09-162026-10-14

KEV catalog record

Product

Apple / macOS

Vulnerability

Apple macOS Unspecified Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

Nov 17, 2021

Known ransomware use

No

Summary description

Apple macOS contains an unspecified logic issue in System Preferences that may allow a malicious application to bypass Gatekeeper checks.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-30657

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