CVE-2026-20634

12 documents5 sources
Severity
5.5MEDIUM
EPSS
0.0%
top 97.76%
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

The 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 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 image may result in disclosure of process memory.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages11 packages

▶CVEListV5apple/macos< 14.8.4+2
▶NVDapple/macos14.0 — 14.8.4+2
▶NVDapple/ipados26.0 — 26.3+1
▶CVEListV5apple/ios_and_ipados< 18.7.5+1
▶CVEListV5apple/tvos< 26.3

🔴Vulnerability Details

2
GHSA
GHSA-wj8f-mjpv-f78g: The issue was addressed with improved memory handling↗2026-02-12
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CVEList
CVE-2026-20634: The issue was addressed with improved memory handling↗2026-02-11
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📋Vendor Advisories

8
Apple
CVE-2026-20634: macOS Sequoia 15.7.4↗2026-02-11
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Apple
CVE-2026-20634: macOS Tahoe 26.3↗2026-02-11
▶
Apple
CVE-2026-20634: iOS 26.3 and iPadOS 26.3↗2026-02-11
▶
Apple
CVE-2026-20634: tvOS 26.3↗2026-02-11
▶
Apple
CVE-2026-20634: macOS Sonoma 14.8.4↗2026-02-11
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-20634 Impact, Exploitability, and Mitigation Steps | Wiz↗
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