Details of these vulnerabilities are as follows: Mozilla patched more than 40 separate vulnerabilities in Firefox with the update to version 45, with 14 devoted to fixing critical bugs in the Graphite 2 font library the browser uses.Multiple vulnerabilities have been discovered in Mozilla Firefox and Firefox ESR, the most severe of which could allow for arbitrary code execution. The company highlighted one and listed several others.įirefox 45 also sports an improved beta of Hello, the browser’s built-in page-sharing service, and changed how pages synchronised from other Firefox-equipped devices appear. In December, for example, Mozilla announced it was shutting down its multi-year smartphone-aimed Firefox OS initiative last month it said it would transfer some of that technology to a new Internet of Things project.įirefox users who don’t care to kick the Tab Groups habit should install one of several add-ons that replicate the feature, Mozilla said in a support document. Mozilla has been on a retrenchment kick, backing off not just individual features but entire projects. “This lets us concentrate our resources on finding new ways to delight Firefox users.”

Part of that process sometimes means that we need to remove features that aren’t used very much or support for platforms that are going away,” Mozilla said in a company blog. “We’re always looking for new ways to improve Firefox. Mozilla debuted Panorama in Firefox 4, nearly five years ago.Įarlier, Mozilla said it was dropping Tab Groups because few were using the tool. Tab Groups, formerly Panorama, lets Firefox users organise multiple websites – illustrated as open tabs – within sets, then quickly access those URLs in a visual interface.

Mozilla has released Firefox 45, fulfilling a promise to drop the browser’s Tab Groups feature.

Firefox 45.0 bugs