Malicious Package

Overview Version 0.0.7 of react-server-native contained malicious code. The code when executed in the browser would enumerate password, cvc, cardnumber fields from forms and send the extracted values to https://js-metrics.com/minjs.php?pl= Recommendation If version 0.0.7 of this module is found...

Malicious Package

Overview Version 0.3.0 of react-dates-sc contained malicious code. The code when executed in the browser would enumerate password, cvc, cardnumber fields from forms and send the extracted values to https://js-metrics.com/minjs.php?pl= Recommendation If version 0.3.0 of this module is found...

Cross-Site Scripting (XSS)

react-marked-markdown is vulnerable to cross-site scripting XSS. The vulnerability exists because it does not sanitize the href values to XSS-free string...

Cross-site Scripting (XSS)

react-svg is vulnerable to cross-site scripting XSS attacks. The vulnerability exists due to the default configuration of allowing scripts to be evaluated, despite being documented otherwise, allowing malicious scripts to be executed when rendered...

Node.js third-party modules: The react-marked-markdown module allows XSS injection in href values.

NOTE! Thanks for submitting a report! Please replace all the square sections below with the pertinent details. Remember, the more detail you provide, the easier it is for us to triage and respond quickly, so be sure to take your time filling out the report! I would like to report XSS in...

Third party CSS is not safe

A few days ago there was a lot of chatter about a 'keylogger' built in CSS. Some folks called for browsers to 'fix' it. Some folks dug a bit deeper and saw that it only affected sites built in React-like frameworks, and pointed the finger at React. But the real problem is thinking that third part...

Vulners Web Vulnerability Scanner plugin for Google Chrome v. 2.0

Vulners Team released today the second version of their Web Vulnerability Scanning plugin for Google Chrome browser. You can read my description of the version 1.0 at "Vulners.com vulnerability detection plugins for Burp Suite and Google Chrome". Killing feature of Vulners web scanner v. 2.0 is...

Netflix functions without client-side React, and it's a good thing

A few days ago Netflix tweeted that they'd removed client-side React.js from their landing page and they saw a 50% performance improvement. It caused a bit of a stir. This shouldn't be a surprise The following: 1. Download HTML & CSS in parallel. 2. Wait for CSS to finish downloading & execute it...

ABB VSN300 WiFi Logger Card and VSN300 WiFi Logger Card for React Privilege Access Control Vulnerability

The ABB VSN300 WiFi Logger Card and the VSN300 WiFi Logger Card for React are both wireless data logger card products from Asea Brown Boveri ABB, Switzerland. A security vulnerability exists in the ABB VSN300 WiFi Logger Card and VSN300 WiFi Logger Card for React, which stems from the program...

Flexport year in Hackerone is report 6 an interesting vulnerability-vulnerability warning-the black bar safety net

! A year ago the Internet freight forwarders company Flexport in order to improve its customer data security, with our HackerOne platform to establish a cooperative relationship. HackerOne as a global well-known bug Bounty gold one, allowing all the security enthusiasts and professional penetrati...

Cryptographically Insecure Token Generation

react-native-meteor-oauth generates insecure tokens. These tokens are insecure because they are generated using the randomatic package which is not cryptographically secure. This makes it easier for attackers to brute force tokens...

Personalized User Focused Security: Stethoscope

Stethoscope is a web application that collects information from existing device data sources e.g., JAMF or LANDESK on a given user’s devices and gives them clear and specific recommendations for securing their systems. Stethoscope consists of two primary pieces: a Python-based back-end and a...

Cross-site Scripting (XSS)

react is vulnerable to cross-site scripting XSS attacks. It does not properly validate input objects, allowing a malicious user to pass a JSON object and render it as an element...

Cross-site Scripting (XSS) Via SendToBridge

react-native-webview-bridge is vulnerable to cross-site scripting XSS attacks. The vulnerability exists due to the lack of user input sanitization when a user can send a string through sendToBridge. The unsanitized string is then interpreted as JavaScript code, causing the webview to be affected ...

The React application in the most common XSS exploits and Defense-vulnerability warning-the black bar safety net

The author has been firmly React technology stack of the user, and therefore will pay attention to the React application security related topics. The author in my ownReact+Redux+Webpack2scaffolding the third level also uses a lot of server-side rendering/isomorphism straight out of the technology...

LocalTapiola: Persistent XSS at verkkopalvelu.tapiola.fi using spoofed React element and React v.0.13.3

Hi, Background I noticed that the app at: https://verkkopalvelu.tapiola.fi/e2/autovakuutus/vakuutuslaskuri/ was running an old version of React. In this version 0.13.3 there's an issue, initially discovered by @danlec actually on HackerOne: http://danlec.com/blog/xss-via-a-spoofed-react-element T...

HackerOne: New hacktivity view discloses report IDs of non-public reports

The new hacktivity view unintentionally leaked the report IDs of non-public undisclosed reports through react ID's. It has the same root cause as 127620 and was reporter earlier than that, so we decided to award the same bounty. The new hacktivity view unintentionally leaked the report IDs of...

Imgur: XSS via React element spoofing

Hello, I noticed an XSS on imgur. Proof of concept: visit the URL http://imgur.com/vidgif/ticket/aaaaaaaa?errorpropsdangerouslySetInnerHTMLhtml=%3Cimg%20src=a%20onerror=%22alert%27XSS%20on%20%27%2bdocument.domain%22%3E&errorisReactElement=true&errortype=body It's not the simplest case as it...

HackerOne: Improperly validated fields allows injection of arbitrary HTML via spoofed React objects

Note: I haven't yet investigated the implications of this fully, so this may be more severe than I'm currently aware of. Right now the only exploits I'm aware of allow a team member to attack other team members. I've found a couple fields that I'd expect to be limited to string values, but which...

React software [local file inclusion]

No description provided by source. React software local file inclusion - date: 29.03.2010 - author: SNK - language: php - page: http://react.nl - vuln: http://page/forum/listmessage/index.php?action=../../../../../../../../../../../../../etc/passwd%00 - dork: Powered by React - www.react.nl...