CVE-2026-20690

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

Medium · published March 25, 2026

CVSS v3.1
6.5
EPSS
1%
Percentile
54.5
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 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing an audio stream in a maliciously crafted media file may terminate the process.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00752 · 54.5th percentile
Published
2026-03-25T00:32Z
EPSS history
Timeline
  • 25 MAR 00:32Z
    An out-of-bounds access issue was addressed with improved bounds checking
    cvelistv5