Logic Issue in Safari and Apple Operating Systems
CVE-2026-84635

6.5MEDIUM

Key Information:

Vendor

Apple
Status
Safari
iOS And iPad OS
Mac OS
TV OS
Vendor
CVE Published:
14 September 2026

What is CVE-2026-84635?

A logic issue in Safari and various Apple operating systems has been identified that could allow for unexpected process termination when processing maliciously crafted web content. This vulnerability was addressed with improvements in state management, and updates have been released across multiple platforms to mitigate the associated risks. Users are encouraged to update their devices to the latest versions to ensure a secure environment.

Affected Version(s)

iOS and iPadOS 0 < 27

macOS 0 < 27

Safari 0 < 27

References

https://support.apple.com/en-us/149034
https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149036

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.