What’s Vulnerable › Vulnerabilities

CVE-2026-84635

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-14 · updated 2026-10-26
• Weakness: CWE-843

Description

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.

Affected products

• Apple iPadOS: before 27.0 — fixed in 27.0
• Apple Iphone Os: before 27.0 — fixed in 27.0
• Apple macOS: before 27.0 — fixed in 27.0
• Apple Safari: before 27.0 — fixed in 27.0
• Apple tvOS: before 27.0 — fixed in 27.0
• Apple visionOS: before 27.0 — fixed in 27.0
• Apple watchOS: before 27.0 — fixed in 27.0
• Apple iOS and iPadOS: before 27 — fixed in 27
• Apple macOS: before 27 — fixed in 27
• Apple Safari: before 27 — fixed in 27
• Apple tvOS: before 27 — fixed in 27
• Apple visionOS: before 27 — fixed in 27
• Apple watchOS: before 27 — fixed in 27

How to fix

Upgrade to a fixed version: Apple iPadOS 27.0; Apple Iphone Os 27.0; Apple macOS 27.0; Apple Safari 27.0; Apple tvOS 27.0; Apple visionOS 27.0; Apple watchOS 27.0; Apple iOS and iPadOS 27; Apple macOS 27; Apple Safari 27; Apple tvOS 27; Apple visionOS 27. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/149034
• https://support.apple.com/en-us/149035
• https://support.apple.com/en-us/149036
• https://support.apple.com/en-us/149037
• https://support.apple.com/en-us/149038
• https://support.apple.com/en-us/149039

Get alerted when CVE-2026-84635 or the next vulnerability affects your stack