Mozilla Developers | Breaking Cybersecurity News | The Hacker News

Attention! Are you using Firefox as your web browsing software on your Windows, Linux, or Mac systems? If yes, you should immediately update your free and open-source Firefox web browser to the latest version available on Mozilla's website. Why the urgency? Mozilla earlier today released Firefox 72.0.1 and Firefox ESR 68.4.1 versions to patch a critical zero-day vulnerability in its browsing software that an undisclosed group of hackers is actively exploiting in the wild. Tracked as ' CVE-2019-17026 ,' the bug is a critical 'type confusion vulnerability' that resides in the IonMonkey just-in-time (JIT) compiler of the Mozilla's JavaScript engine SpiderMonkey. In general, a type confusion vulnerability occurs when the code doesn't verify what objects it is passed to and blindly uses it without checking its type, allowing attackers to crash the application or achieve code execution. Without revealing details about the security flaw and any det...

Mozilla on Friday notified users of its Mozilla Developer Network (MDN) that the company has accidentally exposed the e-mail addresses and cryptographically protected passwords of thousands of Mozilla developers. The email addresses of over 76,000 members of its Developer Network, along with 4000 "salted" passwords were disclosed through a database glitch that may have been exploited by hackers, Mozilla officials warned Friday. The database glitch caused due to a data " sanitization " process failure, that was lasted for a month beginning on June 23, which inadvertently published the records of members of the MDN and left on a publicly accessible server for around a month until one of the outfit's web developers discovered their presence on a server accessible to the general public around a couple of weeks back, according to a blog post . " As soon as we learned of it, the database dump file was removed from the server immediately, and the process that ge...

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