Improper input validation in Apple iOS And Ipados
CVE-2026-86924
A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.7. Connecting a malicious accessory may cause unexpected system termination.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
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:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (5.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
References
- support.apple.com/en-us/149034 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/149035 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/149041 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/149042 (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-86924?
- CVE-2026-86924 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2026-09-14.
- How severe is CVE-2026-86924?
- Medium severity. CVSS v3 base score is 5.5 out of 10.