Logic Flaw in Apple iOS Product Leading to Data Exposure
CVE-2026-20638

5.5MEDIUM

Key Information:

Vendor

Apple
Status
iOS And iPad OS
Vendor
CVE Published:
11 February 2026

What is CVE-2026-20638?

A logic flaw identified in Apple's iOS and iPadOS can lead to the unintended exposure of user identifying information when the Live Caller ID app extensions are disabled. This vulnerability has been addressed with enhanced checks in the latest versions of the software, ensuring that user privacy is better protected.

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Affected Version(s)

iOS and iPadOS < 26.3

References

https://support.apple.com/en-us/126346

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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