CVE-2026-20611
HIGHiPadOS < 18.7.5 - Out-of-bounds Read via Maliciously Crafted Media File
Title source: llmDescription
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.
References (9)
Core 9
Core References
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-26-173/
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126346
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126347
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126348
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126349
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126350
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126351
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126352
Release Notes, Vendor Advisory
https://support.apple.com/en-us/126353
Scores
CVSS v3
7.8
EPSS
0.0025
EPSS Percentile
16.5%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-125
Status
published
Products (22)
Apple/iOS and iPadOS
< 18.7.5
Apple/iOS and iPadOS
< 26.3
Apple/iOS and iPadOS
unspecified - 18.7
Apple/iOS and iPadOS
unspecified - 26.3
apple/ipados
< 18.7.5
apple/iphone_os
< 18.7.5
apple/macos
< 14.8.4
Apple/macOS
< 14.8.4
Apple/macOS
< 15.7.4
Apple/macOS
< 26.3
... and 12 more
Published
Feb 11, 2026
Tracked Since
Feb 18, 2026