SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2026-28973

An integer overflow was addressed with improved input validation.

HIGH 8.6EPSS 0.19%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, watchOS 26.6. A malicious app may be able to break out of its sandbox.

CVSS 3.1
8.6 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS
0.19% probability · 9th percentile
CISA KEV
Not listed
Weakness
CWE-190
Affected
apple/ipados · apple/iphone os · apple/macos · apple/watchos
Source
product-security@apple.com

References

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