PT-2026-7771 · Apple · Ios+1

Nils Hanff + 1 · Published 2026-02-11 · Updated 2026-02-12 · CVE-2026-20638

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions iOS versions prior to 26.3 iPadOS versions prior to 26.3

Description A logic issue existed where a user with Live Caller ID app extensions disabled could have identifying information leaked to those extensions. The issue was resolved through improved checks.

Recommendations Update to iOS version 26.3 or later. Update to iPadOS version 26.3 or later.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2026-20638

Affected Products

Ios

Ipados

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-20638 · Security Note
• https://support.apple.com/en-us/126346 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-20638 · Vendor Advisory
• https://t.me/cveNotify/151879 · Telegram Post
• https://twitter.com/CVEnew/status/2021799470535684445 · Twitter Post