Paper/Archive/CVE-2026-84609

CVE-2026-84609

Apple iOS and iPadOS — A permissions issue was addressed with improved path validation.

CVSS 9.8 (ADP)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 51.7.517 × 2010.3 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

A permissions issue was addressed with improved path validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An app may be able to modify protected system files.

Affected

ProductAffectedFixed inSource

iOS and iPadOS< 2727CNA

macOS< 15.815.8CNA

macOS< 26.726.7CNA

macOS< 2727CNA

tvOS< 2727CNA

visionOS< 2727CNA

watchOS< 2727CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refsupport.apple.com/en-us/149034 refsupport.apple.com/en-us/149035 refsupport.apple.com/en-us/149036 refsupport.apple.com/en-us/149037 refsupport.apple.com/en-us/149038 refsupport.apple.com/en-us/149042 refsupport.apple.com/en-us/149043