These functions were “send file” – used to pull information on user-provided content and to upload it to My Flow – and “open file,” intended for use in opening images but able to open any file type.
The extension contained “higher privileges and access to native functions”, according to Renwa, and two of these functions, designed for use with My Flow, were of particular interest. Read more of the latest browser security news The bug bounty hunter has published a proof of concept (PoC) that demonstrates the exploit.Īfter examining the HTML page further, Renwa also found a hidden browser extension called Opera Touch Background. My Flow’s interface is loaded from, a feature that contained an XSS issue in its drag-and-drop functionality that could be used to launch an alert box.
#Opera browser code
My Flow can be used by scanning a QR code within the Touch mobile Opera browser. The technology allows users to exchange files, links, YouTube videos, photos and personal notes, and access them at any time from their connected mobile device or computer. The researcher chose to explore what he calls one of the “cooler” features of the Chromium-based browser, known as My Flow and described as an “encrypted space shared between Opera Touch and your Opera computer browser”. READ MORE Opera security team discloses multiple flaws in open source web proxy, Privoxy In a post dated September 24, Opera detailed the latest discovery of a bug bounty hunter with the handle ‘Renwa’, a member of the private disclosure scheme.
#Opera browser series
The browser-maker runs a technical blog series on the most interesting vulnerabilities reported through its private bug bounty program. Opera has patched a severe cross-site scripting ( XSS) to remote code execution (RCE) web browser flaw.
#Opera browser install
To install the Opera web browser from this deb file, open the “Downloads directory” in your terminal by right-clicking in the “Downloads” and selecting the “Open in Terminal” option or pressing “CTRL+ALT+T” and using the “cd” command.A bug bounty hunter was able to pivot from XSS to full-blown RCE deb file is completed, open the directory in which it is downloaded like “Downloads”.
Once the downloading of Opera web browser’s. deb file will begin and finish in a moment. The downloading of the Opera web browser’s. Select the “Save File” and hit the “OK” button. deb file to install opera on Ubuntu 20.04 System.
#Opera browser download
This is one of the easiest and simplest way to install Opera web browser on Ubuntu 20.04 LTS System.įirst, visit the official website of Opera by visiting the following link in any web browser:Ĭlick on the blue-colored “Download now” button to download the. Install Opera Web Browser on Ubuntu 20.04įrom a lot of ways to install Opera on Ubuntu, we will use the two most effective ways to install Opera Web Browser on Ubuntu 20.04: It is known for its fast speed and built-in features like a free built-in VPN, an Adblocker, and battery saver. The edge benefit of Opera over other browsers like Firefox and Chromium is that it is an extension and plugin-free browser, while other browsers come with extra plugins and extensions for providing integrated features.
Opera is a very popular web browser that is significantly used across plenty of platforms.
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