CVE-2026-20611

CWE-125 — Out-of-bounds Read12 documents5 sources
Severity
7.8HIGH
EPSS
0.0%
top 98.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
Apple IOS AND IpadosApple MacosApple Tvos+4 more
Timeline
PublishedFeb 11
Latest updateFeb 12

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages11 packages

▶CVEListV5apple/macos< 14.8.4+2
▶NVDapple/macos15.0 — 15.7.4+2
▶NVDapple/ipados26.0 — 26.3+1
▶CVEListV5apple/ios_and_ipados< 18.7.5+1
▶CVEListV5apple/tvos< 26.3

🔴Vulnerability Details

2
GHSA
GHSA-3frw-32pg-5m86: An out-of-bounds access issue was addressed with improved bounds checking↗2026-02-12
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CVEList
CVE-2026-20611: An out-of-bounds access issue was addressed with improved bounds checking↗2026-02-11
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📋Vendor Advisories

8
Apple
CVE-2026-20611: visionOS 26.3↗2026-02-11
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Apple
CVE-2026-20611: macOS Tahoe 26.3↗2026-02-11
▶
Apple
CVE-2026-20611: iOS 26.3 and iPadOS 26.3↗2026-02-11
▶
Apple
CVE-2026-20611: macOS Sequoia 15.7.4↗2026-02-11
▶
Apple
CVE-2026-20611: macOS Sonoma 14.8.4↗2026-02-11
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-20611 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2026-20611 (HIGH CVSS 7.8) | An out-of-bounds access issue was a | cvebase.io