Researchers have found that browsers like Chrome and Firefox store a great deal of visitor information, much of which can be easily discovered and taken by cyber-criminals.
A cyber-criminal managed to infiltrate the Mac app download site MacUpdate and install maliciously copies of the Firefox, OnyX, and Deeper applications that were in fact cryptocurrency miners.
Mozilla patched an unsanitised output flaw in its Firefox browser user interface that could lead to arbitrary code execution.
Tor Browser 7.5 has been released this week complete with a bunch of security fixes that have already been rolled out to the Firefox Extended Support Release (ESR) 52.6 client it is built upon.
Malicious Chrome and Firefox extensions that block their removal in order to hijack a user's browser to drive clicks up on YouTube videos and hijack searchers are automatically infecting user devices.
Mozilla scared - or at least upset - several of its users with the unannounced addition of a Firefox new plug-in, Looking Glass, to promote the USA Network hacker show Mr Robot.
Mozilla released a security update to address critical vulnerabilities in Firefox 57 which could allow a remote attacker to take control of an affected system.
Firefox is testing out a warning system that will notify users when they visit breached sites and offer the option to be notified if a site they previously visited becomes breached in the future.
APT group Turla is using a toxic Trojan disguised as a Firefox extension to secretly communicate the URL path for the C&C server to its malware minions.
Mozilla has issued security advisories announcing key updates to its Firefox browser and the Firefox Extended Support Release, both of which fixed vulnerabilities that the open-source developer labeled as critical.
Netflix nation is celebrating as Firefox has joined them on Windows with HTML5 video extensions.
An attacker compromised a privileged account on Mozilla's Bugzilla bug tracker tool and used the gleaned information to exploit a critical bug.
Mozilla add-ons to work across multiple browsers
Vulnerability could have allowed hackers to siphon off data from Firefox servers