What is CVE-2026-84635?

CVE-2026-84635 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 6.5/10. Published 2026-09-14.

How severe is CVE-2026-84635?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Apple iOS And Ipados

CVE-2026-84635

A logic issue was addressed with improved state management. This issue is fixed in Safari 27, iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. Processing maliciously crafted web content may lead to an unexpected process termination.

Published 2026-09-14 · last modified 2026-09-18.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.9th percentile), scored 2026-10-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-843 — Access of Resource Using Incompatible Type (Type Confusion)

References

support.apple.com/en-us/149034 (Vendor Advisory)
support.apple.com/en-us/149035 (Vendor Advisory)
support.apple.com/en-us/149036 (Vendor Advisory)
support.apple.com/en-us/149037 (Vendor Advisory)
support.apple.com/en-us/149038 (Vendor Advisory)
support.apple.com/en-us/149039 (Vendor Advisory)

Frequently asked questions

What is CVE-2026-84635?: CVE-2026-84635 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 6.5/10. Published 2026-09-14.
How severe is CVE-2026-84635?: Medium severity. CVSS v3 base score is 6.5 out of 10.