CVE-2026-28944

Severity: high (CVSS 7.5 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: 2026-05-11 · updated 2026-10-26
Weakness: CWE-119

Description

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, visionOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.

Affected products

Apple iPadOS: before 26.5 — fixed in 26.5
Apple Iphone Os: before 26.5 — fixed in 26.5
Apple macOS: from 26.0 before 26.5 — fixed in 26.5
Apple visionOS: before 26.5 — fixed in 26.5

How to fix

Upgrade to a fixed version: Apple iPadOS 26.5; Apple Iphone Os 26.5; Apple macOS 26.5; Apple visionOS 26.5. Check the vendor advisory for mitigations.

References

https://support.apple.com/en-us/127110
https://support.apple.com/en-us/127115
https://support.apple.com/en-us/127120
https://support.apple.com/en-us/127121

Get alerted when CVE-2026-28944 or the next vulnerability affects your stack