Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Impact A custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remote origin could therefore fetch or XMLHttpRequest that scheme cross-origin and read the full response body, rather than the read being blocked...

NPM: Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

NPM: Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads vulnerability discovered by ? in WordPress Npm electron versions 39.8.10...

EUVD-2026-53440

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

CVE-2026-70604 Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

CVE-2026-70604

In Electron, a vulnerability affects custom schemes registered with supportFetchAPI: true but without corsEnabled: true. Prior to versions 39.8.10, 40.9.3, 41.4.0, and 42.0.0, such schemes were not subject to CORS enforcement, allowing a page loaded from a remote origin to fetch() or XMLHttpReque...

CVE-2026-70604 Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

PYSEC-2026-1997 urllib3 does not control redirects in browsers and Node.js

urllib3 supports being used in a Pyodide runtime utilizing the JavaScript Fetch API or falling back on XMLHttpRequest. This means you can use Python libraries to make HTTP requests from your browser or Node.js. Additionally, urllib3 provides a mechanism to control redirects. However, the retries...

CVE-2026-42337

MaxKB is an open-source AI assistant for enterprise. MaxKB 2.8.0 and prior are vulnerable to a broken access control vulnerability in the OSS file service URL fetch API chat/api/oss/geturl. The endpoint uses applicationid from the URL path without validating ownership, allowing attackers to perfo...

CVE-2026-42337

MaxKB is an open-source AI assistant for enterprise. MaxKB 2.8.0 and prior are vulnerable to a broken access control vulnerability in the OSS file service URL fetch API chat/api/oss/geturl. The endpoint uses applicationid from the URL path without validating ownership, allowing attackers to perfo...

CVE-2026-42337 MaxKB: Broken Access Control in MaxKB OSS URL Fetch API

MaxKB is an open-source AI assistant for enterprise. MaxKB 2.8.0 and prior are vulnerable to a broken access control vulnerability in the OSS file service URL fetch API chat/api/oss/geturl. The endpoint uses applicationid from the URL path without validating ownership, allowing attackers to perfo...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the Background Fetch API in Google Chrome prior to 94.0.4606.54 allowed a remote attacker to leak cross-origin data through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the Background Fetch API in Google Chrome prior to 100.0.4896.60 allowed a remote attacker to leak cross-origin data through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the Background Fetch API in Google Chrome prior to 94.0.4606.54 allowed a remote attacker to leak cross-origin data through a crafted HTML page...

Astra Linux – Vulnerability in Firefox

The fetch API and navigation incorrectly shared the same cache, as the cache key did not include the optional headers that fetch might contain. Under the correct circumstances, an attacker could have been able to corrupt the local browser cache by using a fetch response controlled by these...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the Background Fetch API in Google Chrome prior to 144.0.7559.110 allowed a remote attacker to leak cross-origin data through a crafted HTML page. Chromium security severity: High...

ROS-20260310-73-0037

A vulnerability in the Background Fetch API of the Google Chrome browser is related to errors in the implementation of security checks for standard elements. Exploitation of the vulnerability allows an attacker acting remotely to disclose protected information using a specially crafted HTML page...

Fedora 43 : cef (2026-792b1b7bbd)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-792b1b7bbd advisory. Update to Chromium 144.0.7559.109 CVE-2026-1504: Inappropriate implementation in Background Fetch API Tenable has extracted the preceding description block...

Google Chrome Information Disclosure Vulnerability (CNVD-2026-10645)

Google Chrome is a web browser from Google, an American company. Google Chrome suffers from an information disclosure vulnerability, which is caused due to improper implementation in the backend fetch AP. An attacker can exploit the vulnerability to disclose cross-origin data...

openSUSE 16 Security Update : chromium (openSUSE-SU-2026:20156-1)

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:20156-1 advisory. - Chromium 144.0.7559.109 boo1257404 CVE-2026-1504: Inappropriate implementation in Background Fetch API Tenable has extracted the preceding description...

OPENSUSE-SU-2026:20156-1 Security update for chromium

This update for chromium fixes the following issues: - Chromium 144.0.7559.109 boo1257404 CVE-2026-1504: Inappropriate implementation in Background Fetch API...