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CVE-2026-20634

Quick assessment

Affected
Apple iOS and iPadOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apple tvOS等都是美国苹果（Apple）公司的产品。Apple tvOS是一套智能电视操作系统。Apple watchOS是一套智能手表操作系统。Apple macOS是一套专为Mac计算机所开发的专用操作系统。 Apple多款产品存在安全漏洞，该漏洞源于内存处理不当，可能导致处理特制图像时泄露进程内存。以下产品及版本受到影响：watchOS 26.3之前版本、tvOS 26.3之前版本、macOS Tahoe 26.3之前版本、macOS Sonoma 14.8.4之前版本、macOS Sequ

AI Predicted 4.3 Difficulty: Hard EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2026-20634

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Apple多款产品 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple tvOS等都是美国苹果（Apple）公司的产品。Apple tvOS是一套智能电视操作系统。Apple watchOS是一套智能手表操作系统。Apple macOS是一套专为Mac计算机所开发的专用操作系统。 Apple多款产品存在安全漏洞，该漏洞源于内存处理不当，可能导致处理特制图像时泄露进程内存。以下产品及版本受到影响：watchOS 26.3之前版本、tvOS 26.3之前版本、macOS Tahoe 26.3之前版本、macOS Sonoma 14.8.4之前版本、macOS Sequ
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apple iOS and iPadOS 0 ~ 18.7.5 -
Apple macOS 0 ~ 14.8.4 -
Apple tvOS 0 ~ 26.3 -
Apple visionOS 0 ~ 26.3 -
Apple watchOS 0 ~ 26.3 -

II. Public POCs for CVE-2026-20634

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-20634

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Vendor Advisories for CVE-2026-20634 (5)

Same Patch Batch · Apple · 2026-02-11 · 75 CVEs total

CVE-2026-20656 Apple多款产品 安全漏洞
CVE-2026-20630 Apple macOS 安全漏洞
CVE-2026-20620 Apple macOS 安全漏洞
CVE-2025-43403 Apple macOS 安全漏洞
CVE-2026-20677 Apple多款产品 安全漏洞
CVE-2026-20641 Apple多款产品 安全漏洞
CVE-2026-20616 Apple多款产品 安全漏洞
CVE-2026-20682 Apple iOS和Apple iPadOS 安全漏洞
CVE-2026-20617 Apple多款产品 安全漏洞
CVE-2026-20640 Apple iOS和Apple iPadOS 安全漏洞
CVE-2026-20636 Apple多款产品 安全漏洞
CVE-2026-20601 Apple macOS Tahoe 安全漏洞
CVE-2026-20676 Apple多款产品 安全漏洞
CVE-2026-20621 Apple多款产品 安全漏洞
CVE-2026-20660 Apple多款产品 安全漏洞
CVE-2025-46303 Apple多款产品 安全漏洞
CVE-2026-20675 Apple多款产品 安全漏洞
CVE-2025-46300 Apple多款产品 安全漏洞
CVE-2025-43417 Apple macOS 安全漏洞
CVE-2026-20663 Apple iOS和Apple iPadOS 安全漏洞

Showing top 20 of 75 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: iOS and iPadOS
Same vendor: Apple

V. Comments for CVE-2026-20634

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