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Vulnerability · Published Sep 14, 2026 · Assigned by apple

CVE-2026-84635

Medium 6.5

In plain English

A medium-severity type confusion in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 68.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12webkit2gtkno fix listedDEBIAN-CVE-2026-84635
Debian:13webkit2gtk2.54.0-1~deb13u1DEBIAN-CVE-2026-84635
Debian:14webkit2gtkno fix listedDEBIAN-CVE-2026-84635
Debian:12wpewebkitno fix listedDEBIAN-CVE-2026-84635
Debian:13wpewebkitno fix listedDEBIAN-CVE-2026-84635
Debian:14wpewebkit2.54.0-1DEBIAN-CVE-2026-84635

Affected products (as reported)

VendorProductVersions
Apple Safari 0 – before 27
Apple iOS and iPadOS 0 – before 27
Apple macOS 0 – before 27
Apple tvOS 0 – before 27
Apple visionOS 0 – before 27
Apple watchOS 0 – before 27

Weakness: CWE-843 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References