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Mozilla has released updates to address two critical flaws in Firefox for which it warned that exploit code has been published
Anthropic on Friday said it discovered 22 new security vulnerabilities in the Firefox web browser as part of a security partnership with Mozilla
PLUS: Firefox adds XSS protection; Leadership turnover at CISA; FTC exempts some data collection Infosec In Brief DNS vulnerabilities are being addressed 84 percent faster in the UK public sector thanks to an automated vulnerability scanning system established as part of a program kicked off early last year.…
Mozilla announced a major privacy upgrade in Firefox 145 that reduces even more the number of users vulnerable to digital fingerprinting. [...]
Mozilla released emergency security updates to address two Firefox zero-day vulnerabilities demonstrated in the recent Pwn2Own Berlin 2025 hacking competition. [...]
Mozilla has released security updates to address two critical security flaws in its Firefox browser that could be potentially exploited to access sensitive data or achieve code execution
Single click on a phishing link in Google browser blew up sandbox on Windows Google pushed out an emergency patch for Chrome on Windows this week to stop attackers exploiting a sandbox-breaking zero-day vulnerability, seemingly used by snoops to target certain folks in Russia.…
Mozilla has released updates to address a critical security flaw impacting its Firefox browser for Windows, merely days after Google patched a similar flaw in Chrome that came under active exploitation as a zero-day
Mozilla has released Firefox 136.0.4 to patch a critical security vulnerability that can let attackers escape the web browser's sandbox on Windows systems. [...]
Russia-backed hackers, known as RomCom, have exploited critical zero-day vulnerabilities in Mozilla Firefox and Windows to launch targeted attacks
The innocuously named Russian-sponsored cyber threat actor has combined critical and serious vulnerabilities in Windows and Firefox products in a zero-click code execution exploit.
Russian-based RomCom cybercrime group chained two zero-day vulnerabilities in recent attacks targeting Firefox and Tor Browser users across Europe and North America. [...]
The bug is already being exploited in the wild, but Firefox has provided patches for those who may be vulnerable.
Firefixed: It's maintenance time for low-complexity, high-impact security flaw It's patch time for Firefox fans as Mozilla issues a security advisory for a critical code execution vulnerability in the browser.…
Mozilla has revealed that a critical security flaw impacting Firefox and Firefox Extended Support Release (ESR) has come under active exploitation in the wild
Mozilla has issued an emergency security update for the Firefox browser to address a critical use-after-free vulnerability that is currently exploited in attacks. [...]
A vulnerability disclosed 18 years ago, dubbed "0.0.0.0 Day", allows malicious websites to bypass security in Google Chrome, Mozilla Firefox, and Apple Safari and interact with services on a local network. [...]
Mozilla has released security updates to fix two zero-day vulnerabilities in the Firefox web browser exploited during the Pwn2Own Vancouver 2024 hacking competition. [...]
The WebP vulnerability affects multiple browsers besides Firefox and Thunderbird, with active exploitation ongoing.