CVE-2026-20611

An out-of-bounds access issue was addressed with improved bounds checking

High · published February 11, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
21.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00302 · 21.8th percentile
Published
2026-02-11T22:58Z
EPSS history
Timeline
  • 11 FEB 22:58Z
    An out-of-bounds access issue was addressed with improved bounds checking
    cvelistv5