Opera 31.0.1889.174 XSS Filter Bypass

Full Explanation Opera browser is a famous browser in internet and for this reason the opera company should secure the browser to users. one of this security issues is the Anti-XSS. The Anti-XSS stops executing javascript and today i'm going ro bypass it. Fist, make a vulnerable PHP file EX:...

Mozilla Firefox Launches Web Extensions API to Support Chrome and Opera Extensions

Should we feel happy about it? Let's find out! What Firefox has been thinking of is, it is planning to bring in Google chrome's web browser extensions to support the features of Mozilla Firefox. The parent company of Firefox i. e. Mozilla Foundation has decided to update their add-on and extensio...

Opera Web Browser Detection

Binary data 8766.prm...

Opera Web Browser Detection

Binary data 8765.prm...

HackerOne: Reflected Filename Download

First of all congratulations on awesome bounty system. Big fan here! I found out that it's possible run a RFD attack on Hackerone. If we visit: https://hackerone.com/dsopas We see the normal HTML webpage. Nothing new here. But if we add ?format=json to the URL we can see the JSON file generated b...

Opera Installed (Mac OS X)

Binary data macosxoperainstalled.nbin...

Opera < 28.0.1750.40 SSL/TLS EXPORT_RSA Ciphers Downgrade MitM (Mac OS X) (FREAK)

The remote Mac OS X host has a version of the Opera web browser installed that is prior to 28.0.1750.40. It is, therefore, affected by a security feature bypass vulnerability, known as FREAK Factoring attack on RSA-EXPORT Keys, due to the support of weak EXPORTRSA cipher suites with keys less tha...

Dealing with FREAK and SuperFish

Security Dealing with FREAK and SuperFish Share March 10th, 2015 The FREAK TLS attack Following the trend of memorable names for TLS attacks, FREAK was recently announced. This exploits a bug in some TLS libraries, combined with the support of ancient weak ciphers, to enable a MitM to force...

WhatsApp Web Client Now Available on Firefox and Opera Browsers

It's been a long time coming, but now the users of Firefox and Opera browsers don’t need to rely on the Chrome browser to access WhatsApp Web client, as the most popular smartphone messaging service has announced that the Web-based version of its service now works on Firefox and Opera web browser...

Optimizing encrypted video

Security Optimizing encrypted video Share February 25th, 2015 You might have seen our press release that Opera’s Rocket Optimizer can now optimize encrypted video streams. The attentive reader will already have halted and said, “wait, what?”. In this blog post, we’ll explain how this works. Rocke...

Facebook Launches Free Mobile Internet Service In India

Last year, the founder of the Social Network giant highlighted the future of universal Internet access, the dream that Facebook founder Mark Zuckerberg wants to fulfill — Making Internet access available to everyone across the world just like a service as essential as of 911 in the case of an...

Thanks to the researchers 2015

Research Thanks to the researchers 2015 Share January 16th, 2015 At Opera Software, we run a large number of websites for our products and services, and we like to give credit to the researchers and website testers who offer their assistance to help us tighten the security of those websites. We...

Security changes in Opera 25; the poodle attacks

Security Security changes in Opera 25; the poodle attacks Share October 15th, 2014 So the last weeks have been rather hectic behind the scenes in the browser security world, when Google security group found a new way to exploit a rather well known design weakness in SSLv3 published in the paper...

WebBrowserPassView v1.56 - Recover lost passwords stored in your Web browser

WebBrowserPassView is a password recovery tool that reveals the passwords stored by the following Web browsers: Internet Explorer Version 4.0 - 11.0, Mozilla Firefox All Versions, Google Chrome, Safari, and Opera. This tool can be used to recover your lost/forgotten password of any Website,...

Android browser serious bug affecting half of Android users-vulnerability warning-the black bar safety net

Open source Android browser is found a affect half of Android users of a serious bug, which could allow a malicious web site injection JS script to access other site content, such as read passwords and cookies and other sensitive data. The browser will usually be designed to prevent a site script...

Security changes in Opera 23

News Security changes in Opera 23 Share August 19th, 2014 Opera 23 has been out on the stable channel for a while, and we have just released a few silent security updates as well. The first was a regular Opera security fix, the second was to take in a security patch in advance of the regular...

Opera 6.0/7.0 Username URI Warning Dialog Buffer Overflow Vulnerability

No description provided by source. source: http://www.securityfocus.com/bid/6811/info The Opera browser for Win32 and possibly other systems is prone to a remotely exploitable buffer overflow condition. For security purposes, Opera will display a warning any time a user of the client visits a lin...

Opera 9 Configuration Overwrite

No description provided by source. $Id: operaconfigoverwrite.rb 9938 2010-07-27 21:05:41Z egypt $ This file is part of the Metasploit Framework and may be subject to redistribution and commercial restrictions. Please see the Metasploit Framework web site for more information on licensing and term...

Opera 7.10 Permanent Denial of Service Vulnerability

No description provided by source. source: http://www.securityfocus.com/bid/7430/info Allegedly, a vulnerability exists in Opera 7.10 that may result in a denial of service. The problem reportedly occurs when processing a 'news:' URL of excessive length. It has been reported that this issue will...

Mozilla 1.x,Opera 7.0 LiveConnect JavaScript Denial of Service Vulnerability

No description provided by source. source: http://www.securityfocus.com/bid/7227/info A denial-of-service vulnerability has been reported to affect several browsers. The vulnerability occurs when executing certain malformed JavaScript-enabled pages. An attacker can exploit this vulnerability by...