CVE-2026-20611

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Feb 11, 2026
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2026

CVE-2026-206125.5A privacy issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3. An aCVE-2026-206137.8The ArchiveReader.extractContents() function used by cctl image load and container image load performs no pathname validation before extractCVE-2026-206147.8A path handling issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe CVE-2026-206157.8A path handling issue was addressed with improved validation. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS SCVE-2026-206168.8An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, macOS Sonoma CVE-2026-206177.0A race condition was addressed with improved state handling. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS SoCVE-2026-206185.5An issue was addressed with improved handling of temporary files. This issue is fixed in macOS Tahoe 26.3. An app may be able to access userCVE-2026-206195.5A logging issue was addressed with improved data redaction. This issue is fixed in macOS Sequoia 15.7.4, macOS Tahoe 26.3. An app may be ablCVE-2026-20627.5A vulnerability was identified in Open5GS up to 2.7.6. This affects the function sgwc_s5c_handle_modify_bearer_response/sgwc_sxa_handle_sessCVE-2026-206207.7An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, CVE-2026-206215.5The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS CVE-2026-206227.5A privacy issue was addressed with improved handling of temporary files. This issue is fixed in macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, m
CVE-2026-20611: High severity, CVSS 7.8 | Vulnix