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CVE-2026-43742

Quick assessment

Affected
Apple Safari
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 Safari是美国Apple公司的一款Web浏览器专用组件。 Apple Safari 26.5.2之前版本、Apple iOS 26.5.2之前版本、Apple iPadOS 26.5.2之前版本和Apple macOS Tahoe 26.5.2之前版本存在资源管理错误漏洞，该漏洞源于释放后重用，处理恶意构造的网页内容可能导致意外进程崩溃。

AI Predicted 4.0 Difficulty: Moderate EPSS 0.39% · P33

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 7

VendorProduct Version RangeStatus
Apple iOS and iPadOS < 18.7.10 affected
< 26.5.2 affected
Apple macOS < 26.5.2 affected
Apple Safari < 26.5.2 affected
Apple tvOS < 26.6 affected
Apple visionOS < 26.6 affected
Apple watchOS < 26.6 affected
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I. Basic Information for CVE-2026-43742

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected process crash.
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 safari 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple Safari是美国Apple公司的一款Web浏览器专用组件。 Apple Safari 26.5.2之前版本、Apple iOS 26.5.2之前版本、Apple iPadOS 26.5.2之前版本和Apple macOS Tahoe 26.5.2之前版本存在资源管理错误漏洞，该漏洞源于释放后重用，处理恶意构造的网页内容可能导致意外进程崩溃。
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 Safari 0 ~ 26.5.2 -
Apple iOS and iPadOS 0 ~ 18.7.10 -
Apple macOS 0 ~ 26.5.2 -
Apple tvOS 0 ~ 26.6 -
Apple visionOS 0 ~ 26.6 -
Apple watchOS 0 ~ 26.6 -

II. Public POCs for CVE-2026-43742

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-43742

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Vendor Advisories for CVE-2026-43742 (3)

Same Patch Batch · Apple · 2026-06-29 · 37 CVEs total

CVE-2026-43725 Apple Safari 输入验证错误漏洞
CVE-2026-43712 Apple Safari 缓冲区错误漏洞
CVE-2026-43745 Apple Safari 缓冲区错误漏洞
CVE-2026-43704 Apple Safari 资源管理错误漏洞
CVE-2026-43705 Apple Safari 缓冲区错误漏洞
CVE-2026-43713 Apple Safari 安全漏洞
CVE-2026-43709 Apple Safari 资源管理错误漏洞
CVE-2026-43699 Apple Safari 资源管理错误漏洞
CVE-2026-43676 Apple Safari 缓冲区错误漏洞
CVE-2026-43708 Apple Safari 输入验证错误漏洞
CVE-2026-43743 Apple macOS 竞争条件问题漏洞
CVE-2026-43722 Apple macOS 安全漏洞
CVE-2026-43718 Apple Safari 缓冲区错误漏洞
CVE-2026-43734 Apple Safari 资源管理错误漏洞
CVE-2026-28979 Apple Safari 缓冲区错误漏洞
CVE-2026-43735 Apple Safari 安全漏洞
CVE-2026-43703 Apple macOS 缓冲区错误漏洞
CVE-2026-43715 Apple Safari 资源管理错误漏洞
CVE-2026-43663 Apple Safari 缓冲区错误漏洞
CVE-2026-43716 Apple Safari 缓冲区错误漏洞

Showing top 20 of 37 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Safari
Same vendor: Apple

V. Comments for CVE-2026-43742

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