Microsoft Edge Information Disclosure Vulnerability

An information disclosure vulnerability exists when the Microsoft Edge Fetch API incorrectly handles a filtered response type. An attacker could use the vulnerability to read the URL of a cross-origin request. Websites that that do not securely populate the URL with confidential information could...

Microsoft Edge Fetch API Arbitrary Header Setting Vulnerability

Exploit for windows platform in category remote exploits ------------------------------------------------------------------------ Microsoft Edge Fetch API allows setting of arbitrary request headers ------------------------------------------------------------------------ Yorick Koster, January 20...

Microsoft Edge Fetch API allows setting of arbitrary request headers (CVE-2017-0140)

Introduction The Fetch API provides an interface for fetching resources including across the network. It will seem familiar to anyone who has used XMLHttpRequest, but the Fetch API provides a more powerful and flexible feature set. Starting in EdgeHTML 14, which ships with Windows 10 Anniversary...

Microsoft Edge Fetch API Arbitrary Header Setting

------------------------------------------------------------------------ Microsoft Edge Fetch API allows setting of arbitrary request headers ------------------------------------------------------------------------ Yorick Koster, January 2017...

2016 - the year of web streams

Yeah, ok, it's a touch bold to talk about something being the thing of the year as early as January, but the potential of the web streams API has gotten me all excited. TL;DR: Streams can be used to do fun things like turn clouds to butts, transcode MPEG to GIF, but most importantly, they can be...

Information disclosure

The importScripts function in the Web Workers API implementation in Mozilla Firefox before 43.0 allows remote attackers to bypass the Same Origin Policy by triggering use of the no-cors mode in the fetch API to attempt resource access that throws an exception, leading to information disclosure...

CVE-2015-7215

The importScripts function in the Web Workers API implementation in Mozilla Firefox before 43.0 allows remote attackers to bypass the Same Origin Policy by triggering use of the no-cors mode in the fetch API to attempt resource access that throws an exception, leading to information disclosure...

Ubuntu 14.04 LTS : Firefox vulnerability (USN-2768-1)

The remote Ubuntu 14.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-2768-1 advisory. Abdulrahman Alqabandi and Ben Kelly discovered that the fetch API did not correctly implement the Cross Origin Resource Sharing CORS specification. If a user were...

CVE-2015-7184

The fetch API implementation in Mozilla Firefox before 41.0.2 does not restrict access to the HTTP response body in certain situations where user credentials are supplied but the CORS cross-origin request algorithm is improperly followed, which allows remote attackers to bypass the Same Origin...

CVE-2015-7184

The fetch API implementation in Mozilla Firefox before 41.0.2 does not restrict access to the HTTP response body in certain situations where user credentials are supplied but the CORS cross-origin request algorithm is improperly followed, which allows remote attackers to bypass the Same Origin...

UBUNTU-CVE-2015-7184

The fetch API implementation in Mozilla Firefox before 41.0.2 does not restrict access to the HTTP response body in certain situations where user credentials are supplied but the CORS cross-origin request algorithm is improperly followed, which allows remote attackers to bypass the Same Origin...

Cross site scripting

The fetch API implementation in Mozilla Firefox before 41.0.2 does not restrict access to the HTTP response body in certain situations where user credentials are supplied but the CORS cross-origin request algorithm is improperly followed, which allows remote attackers to bypass the Same Origin...

CVE-2015-7184

The fetch API implementation in Mozilla Firefox before 41.0.2 does not restrict access to the HTTP response body in certain situations where user credentials are supplied but the CORS cross-origin request algorithm is improperly followed, which allows remote attackers to bypass the Same Origin...

USN-2768-1 firefox vulnerability

Abdulrahman Alqabandi and Ben Kelly discovered that the fetch API did not correctly implement the Cross Origin Resource Sharing CORS specification. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to obtain sensitive information from oth...

USN-2768-1: Firefox vulnerability

Abdulrahman Alqabandi and Ben Kelly discovered that the fetch API did not correctly implement the Cross Origin Resource Sharing CORS specification. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to obtain sensitive information from oth...

firefox: cross-origin restriction bypass

Security researcher Abdulrahman Alqabandi reported that the fetch API did not correctly implement the Cross-Origin Resource Sharing CORS specification, allowing a malicious page to access private data from other origins. Mozilla developer Ben Kelly independently reported the same issue...

Firefox < 41.0.2 'fetch' API Cross-Origin Bypass (Mac OS X)

The version of Firefox installed on the remote Mac OS X host is prior to 41.0.2. It is, therefore, affected by a cross-origin restriction bypass vulnerability in the fetch API due to an incorrect implementation of the Cross-Origin Resource Sharing CORS specification. A remote attacker can exploit...

Firefox < 41.0.2 'fetch' API Cross-Origin Bypass

The version of Firefox installed on the remote Windows host is prior to 41.0.2. It is, therefore, affected by a cross-origin restriction bypass vulnerability in the fetch API due to an incorrect implementation of the Cross-Origin Resource Sharing CORS specification. A remote attacker can exploit...

Cross-origin restriction bypass using Fetch — Mozilla

Security researcher Abdulrahman Alqabandi reported that the fetch API did not correctly implement the Cross-Origin Resource Sharing CORS specification, allowing a malicious page to access private data from other origins. Mozilla developer Ben Kelly independently reported the same issue...

That's so fetch!

There's been some confusion around the new fetch API recently. Let's clear things up. The first thing you'll notice about fetch is it's a massive improvement on XMLHttpRequest in terms of API design. Here's how to get some JSON using XHR: var xhr = new XMLHttpRequest; xhr.open'GET', url;...