CVE-2026-20638

Summary

A logic issue was addressed with improved checks. This issue is fixed in iOS 26.3 and iPadOS 26.3. A user with Live Caller ID app extensions turned off could have identifying information leaked to the extensions.

Affected Software

VendorProductVersion RangeStatus
AppleiOS and iPadOS0 < 26.3affected

Weaknesses

  • A user with Live Caller ID app extensions turned off could have identifying information leaked to the extensions

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References