What is CVE-2026-43797?

CVE-2026-43797 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Information Disclosure. CVSS score: 5.5/10. Published 2026-07-27.

How severe is CVE-2026-43797?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Information disclosure in Apple iOS And Ipados

CVE-2026-43797

This issue was addressed with improved checks. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6. An app may be able to access information about a user's contacts.

Vulnerability class: Information Disclosure

EPSS: 0.002 (8.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

product-security@apple.com (Release Notes, Vendor Advisory)
product-security@apple.com (Release Notes, Vendor Advisory)
product-security@apple.com

Frequently asked questions

What is CVE-2026-43797?: CVE-2026-43797 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Information Disclosure. CVSS score: 5.5/10. Published 2026-07-27.
How severe is CVE-2026-43797?: Medium severity. CVSS v3 base score is 5.5 out of 10.