The issue was addressed with improved bounds checks. This issue is fixed in macOS Tahoe 26, Keynote 15.1, iOS 26 and iPadOS 26. Processing a maliciously crafted Keynote file may disclose memory contents.
https://support.apple.com/en-us/126254
https://support.apple.com/en-us/125110
https://support.apple.com/en-us/125108
Source: Mitre, NVD
Published: 2026-01-28
Updated: 2026-01-29
Base Score: 4.9
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:N/A:N
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS: 0.00017