SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-28852

A stack overflow was addressed with improved input validation.

MEDIUM 5.5EPSS 0.21%

Does this matter?

Lower severity and a low EPSS score (0.21%). Track it; it rarely justifies an emergency change on its own.

Description

A stack overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to cause a denial-of-service.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
0.21% probability · 12th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
apple/ipados · apple/iphone os · apple/macos · apple/tvos · apple/visionos · apple/watchos
Source
product-security@apple.com

References

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