CVE-2026-39868

This issue was addressed with improved input validation. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination or corrupt kernel memory...

EUVD-2026-40214

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected process crash...

CVE-2026-43707

A memory corruption issue was addressed with improved memory handling. This issue is fixed in Safari 26.5.2, 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...

CVE-2026-43707

A memory corruption issue was addressed with improved memory handling. This issue is fixed in Safari 26.5.2, 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...

CVE-2026-43724

The issue was addressed with improved input sanitization. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination or write kernel memory...

CVE-2026-43705

A type confusion issue was addressed with improved checks. This issue is fixed in Safari 26.5.2, 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 memory corruption...

EUVD-2026-40194

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected process crash...

CVE-2026-43718

A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5.2, 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 Safari crash...

CVE-2026-43703

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, 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...

PT-2026-53704

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.5.2 iOS versions prior to 26.5.2 iPadOS versions prior to 26.5.2 macOS Tahoe versions prior to 26.5.2 Description A use-after-free issue, which occurs when a program continues to use a pointer after it has been free...

PT-2026-53699

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.5.2 iOS versions prior to 26.5.2 iPadOS versions prior to 26.5.2 macOS Tahoe versions prior to 26.5.2 Description An out-of-bounds access issue occurs when processing maliciously crafted web content, which may lead ...

PT-2026-53706

Name of the Vulnerable Software and Affected Versions iOS versions prior to 26.5.2 iPadOS versions prior to 26.5.2 macOS Tahoe versions prior to 26.5.2 Description A double free issue, which occurs when the system attempts to free the same memory location twice, was addressed with improved memory...

PT-2026-53723

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.5.2 iOS versions prior to 26.5.2 iPadOS versions prior to 26.5.2 macOS Tahoe versions prior to 26.5.2 Description A use-after-free issue, which occurs when a program continues to use a pointer after it has been free...

PT-2026-53711

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.5.2 iOS versions prior to 26.5.2 iPadOS versions prior to 26.5.2 macOS Tahoe versions prior to 26.5.2 Description A permissions issue exists where visiting a website may leak sensitive data. This was addressed by...

EUVD-2026-37077

Firefox for iOS used partial domain matching when attaching cookies to PDF requests, allowing a malicious site on a suffix domain to receive cookies belonging to the target site. This vulnerability was fixed in Firefox for iOS 152.0...

PT-2026-49700

Name of the Vulnerable Software and Affected Versions Firefox for iOS versions prior to 152.0 Description Firefox for iOS used partial domain matching when attaching cookies to PDF requests. This behavior allows a malicious site hosted on a suffix domain to receive cookies belonging to the target...

A week in security (June 8 – June 14)

Last week on Malwarebytes Labs: Stolen iPhones could soon be worth a lot less to thieves Fake verification pages are stealing Steam accounts from players Google can be liable for false AI Overviews, court rules VRChat says reported data breach never happened Children’s phones must block nude imag...

CVE-2026-53407

Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access...

CVE-2025-46308

An authorization issue was addressed with improved state management. This issue is fixed in iOS 18.4 and iPadOS 18.4, macOS Sequoia 15.4. An app may be able to leak sensitive user information...

CVE-2025-46308

An authorization issue was addressed with improved state management. This issue is fixed in iOS 18.4 and iPadOS 18.4, macOS Sequoia 15.4. An app may be able to leak sensitive user information...