CVE-2026-43700

A cross-origin issue was addressed with improved tracking of security origins. 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 disclose...

CVE-2026-43700

CVE-2026-43700 describes a cross-origin issue in WebKit/Safari where processing maliciously crafted web content could disclose sensitive user information. The record states the root cause as improper tracking of security origins and the fix shipped in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and...

CVE-2026-43708

CVE-2026-43708 affects WebKit/Safari components. The issue allowed a malicious website to exfiltrate data across origins due to insufficient input validation. The vulnerability is addressed with patches in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2. Root cause: improved inpu...

CVE-2026-43708

The issue was addressed with improved input validation. 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. A malicious website may exfiltrate data cross-origin...

CVE-2026-43708

The issue was addressed with improved input validation. 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. A malicious website may exfiltrate data cross-origin...

CVE-2026-43708

The issue 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. A malicious website may exfiltrate data cross-origin...

CVE-2026-43735

The issue was addressed with improved checks. 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. A malicious website may exfiltrate data cross-origin...

CVE-2026-43735

The 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. A malicious website may exfiltrate data cross-origin...

CVE-2026-43735

The issue was addressed with improved checks. 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. A malicious website may exfiltrate data cross-origin...

CVE-2026-43735

CVE-2026-43735 affects WebKit in macOS Tahoe (and related Safari/iOS/iPadOS/WebKit stacks). The root issue is cross-origin data exfiltration via malicious web content, addressed by improved checks and fixed in Safari 26.5.2, iOS 26.5.2/iPadOS 26.5.2, and macOS Tahoe 26.5.2. References indicate Ap...

CVE-2026-57957

Papermark through 0.22.0 contains a cross-origin resource sharing CORS misconfiguration vulnerability that allows unauthenticated remote attackers to perform credentialed cross-origin requests by exploiting the TUS-based viewer upload endpoint reflecting arbitrary request Origins with...

EUVD-2026-40142

Papermark through 0.22.0 contains a cross-origin resource sharing CORS misconfiguration vulnerability that allows unauthenticated remote attackers to perform credentialed cross-origin requests by exploiting the TUS-based viewer upload endpoint reflecting arbitrary request Origins with...

CVE-2026-57957

Summary (CVE-2026-57957): Papermark up to version 0.22.0 has a CORS misconfiguration in the TUS-based viewer upload endpoint. This flaw reflects arbitrary request Origins with Access-Control-Allow-Credentials set to true, enabling unauthenticated remote attackers to perform credentialed cross-ori...

CVE-2026-57957 Papermark 0.22.0 - CORS Misconfiguration in Viewer Upload Endpoint

Papermark through 0.22.0 contains a cross-origin resource sharing CORS misconfiguration vulnerability that allows unauthenticated remote attackers to perform credentialed cross-origin requests by exploiting the TUS-based viewer upload endpoint reflecting arbitrary request Origins with...

CVE-2026-57957 Papermark 0.22.0 - CORS Misconfiguration in Viewer Upload Endpoint

Papermark through 0.22.0 contains a cross-origin resource sharing CORS misconfiguration vulnerability that allows unauthenticated remote attackers to perform credentialed cross-origin requests by exploiting the TUS-based viewer upload endpoint reflecting arbitrary request Origins with...

urllib3: urllib3: Information disclosure via cross-origin redirects forwarding sensitive headers

A flaw was found in urllib3, an HTTP client library for Python. When using the low-level API via ProxyManager.connectionfromurl.urlopen with assertsamehost=False, cross-origin redirects can still forward sensitive headers. This could allow a remote attacker to gain unauthorized access to sensitiv...

PYSEC-2026-418 MLflow: Improper Origin Validation in MLflow Assistant /ajax-api Endpoints Enables Browser-Mediated Local Command Execution

In MLflow version 3.9.0, the MLflow Assistant feature introduced improper origin validation in its /ajax-api endpoints. This vulnerability allows a remote attacker to exploit cross-origin requests from a malicious webpage to interact with the MLflow Assistant running on a victim's local machine. ...

PT-2026-53708

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 Improved input validation was implemented to prevent a malicious website from exfiltrating data...

About the security content of Safari 26.5.2

About the security content of Safari 26.5.2 This update delivers security fixes that were first made available in the macOS Tahoe 26.6 beta. This document describes the security content of Safari 26.5.2. About Apple security updates For our customers' protection, Apple doesn't disclose, discuss, ...

PT-2026-53701

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 Processing maliciously crafted web content may disclose sensitive user information due to a...