Mozilla’s Firefox Enterprise lets companies block shadow AI in the browser
Mozilla’s Firefox Enterprise is a paid platform that lets organizations control how sensitive data is shared, check device security, and manage employee access to web …
What Mozilla learned running an AI security bug hunting pipeline on Firefox
Over the past several months, Mozilla ran an agentic harness powered by Claude Mythos Preview across Firefox’s source code, identifying 271 security bugs that were fixed …
Firefox is getting a free built-in VPN
Mozilla is adding a free built-in VPN to Firefox, with the feature arriving in Firefox 149 on March 24. Privacy concerns often follow free VPN services, especially when …
Firefox to let users manage and block AI features
Mozilla will add a set of controls in Firefox that let users manage and block GenAI features in the desktop browser. The controls will be included in Firefox version 148 on …
Browser extensions make nearly every employee a potential attack vector
Despite being present on virtually every employee’s browser, extensions are rarely monitored by security teams or controlled by IT, according to LayerX. Most extensions have …
Critical Firefox, Tor Browser sandbox escape flaw fixed (CVE-2025-2857)
Google’s fixing of CVE-2025-2783, a Chrome zero-day vulnerability exploited by state-sponsored attackers, has spurred Firefox developers to check whether the browser …
RomCom hackers chained Firefox and Windows zero-days to deliver backdoor
Russia-aligned APT group RomCom was behind attacks that leveraged CVE-2024-9680, a remote code execution flaw in Firefox, and CVE-2024-49039, an elevation of privilege …
Actively exploited Firefox zero-day fixed, update ASAP! (CVE-2024-9680)
Mozilla has pushed out an emergency update for its Firefox and Firefox ESR browsers to fix a vulnerability (CVE-2024-9680) that is being exploited in the wild. About …
September 2024 Patch Tuesday forecast: Downgrade is the new exploit
September 2024 Patch Tuesday is now live: Microsoft fixes 4 exploited zero-days and a code defect that nixed earlier security fixes I asked for a calm August 2024 Patch …
“0.0.0.0-Day” vulnerability affects Chrome, Safari and Firefox
A “0.0.0.0-Day” vulnerability affecting Chrome, Safari and Firefox can be – and has been – exploited by attackers to gain access to services on …
February 2024 Patch Tuesday forecast: Zero days are back and a new server too
UPDATE: February 13, 14:55 ET – February 2024 Patch Tuesday is live. January 2024 Patch Tuesday is behind us. A relatively light release from Microsoft with 39 CVEs …
November 2023 Patch Tuesday forecast: Year 21 begins
The October forecast for large numbers of CVEs addressed in Windows 10 and 11 and the recent record on the number fixed in Windows Server 2012 was spot on! Microsoft addressed …
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