A denial-of-service issue 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. An attacker in a privileged network position may be able to cause a denial-of-service.
https://support.apple.com/en-us/126793
https://support.apple.com/en-us/126792
Source: Mitre, NVD
Published: 2026-05-11
Updated: 2026-05-13
Base Score: 6.1
Vector: CVSS2#AV:N/AC:L/Au:M/C:N/I:N/A:C
Severity: Medium
Base Score: 4.9
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.00018