CVE-2024-27859

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-02-10 · updated 2026-06-17
Weakness: CWE-94

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 17.4 and iPadOS 17.4, macOS Sonoma 14.4, tvOS 17.4, visionOS 1.1, watchOS 10.4. Processing web content may lead to arbitrary code execution.

Affected products

Apple iPadOS: before 17.4 — fixed in 17.4
Apple Iphone Os: before 17.4 — fixed in 17.4
Apple macOS: before 14.4 — fixed in 14.4
Apple tvOS: before 17.4 — fixed in 17.4
Apple visionOS: before 1.1 — fixed in 1.1
Apple watchOS: before 10.4 — fixed in 10.4

How to fix

Upgrade to a fixed version: Apple iPadOS 17.4; Apple Iphone Os 17.4; Apple macOS 14.4; Apple tvOS 17.4; Apple visionOS 1.1; Apple watchOS 10.4. Check the vendor advisory for mitigations.

References

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