Improper input validation in Apple iOS And Ipados

CVE-2026-28894

A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A remote attacker may be able to cause a denial-of-service.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.007 (48.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-28894?
CVE-2026-28894 is a high-severity vulnerability in Apple iOS And Ipados, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-03-25.
How severe is CVE-2026-28894?
High severity. CVSS v3 base score is 7.5 out of 10.