Vulnerability Database

314,373

Total vulnerabilities in the database

CVE-2021-1756

A lock screen issue allowed access to contacts on a locked device. This issue was addressed with improved state management. This issue is fixed in iOS 14.4 and iPadOS 14.4. An attacker with physical access to a device may be able to see private contact information.

  • Published: Apr 2, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-1756
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 2.4
  • AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 2.1
  • AV:L/AC:L/Au:N/C:P/I:N/A:N

No CWE or OWASP classifications available.

Software From Fixed in
apple / ipados - 14.4
apple / iphone_os - 14.4