VulnerabilityModified

CVE-2026-43727

A use-after-free issue was addressed with improved memory management.

MEDIUM 6.5EPSS 0.35%

Does this matter?

Lower severity and a low EPSS score (0.35%). Track it; it rarely justifies an emergency change on its own.

Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.

CVSS 3.1: 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS: 0.35% probability · 28th percentile
CISA KEV: Not listed
Weakness: CWE-416
Affected: apple/safari · apple/ipados · apple/iphone os · apple/macos
Source: product-security@apple.com

References

https://support.apple.com/en-us/127594Vendor Advisory
https://support.apple.com/en-us/127595Vendor Advisory
https://support.apple.com/en-us/127685Vendor Advisory
https://support.apple.com/en-us/128068
https://support.apple.com/en-us/128070
https://support.apple.com/en-us/148287

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.