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 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 sensitive user information...

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-2026-43708

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 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 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

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-2026-43735

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...

firefox: thunderbird: Same-origin policy bypass in the Networking: Cookies component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: Cookies component...

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. ...

PYSEC-2026-467 PraisonAI Browser Server allows unauthenticated WebSocket clients to hijack connected extension sessions

Summary praisonai browser start exposes the browser bridge on 0.0.0.0 by default, and its /ws endpoint accepts websocket clients that omit the Origin header entirely. An unauthenticated network client can connect as a fake controller, send startsession, cause the server to forward startautomation...

PYSEC-2026-485 PraisonAI Browser Server allows unauthenticated WebSocket clients to hijack connected extension sessions

Summary praisonai browser start exposes the browser bridge on 0.0.0.0 by default, and its /ws endpoint accepts websocket clients that omit the Origin header entirely. An unauthenticated network client can connect as a fake controller, send startsession, cause the server to forward startautomation...

BIT-NODE-MIN-2026-48619

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...