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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
Also, Europol Cracks DDoS Networks, Mythos Finds Bugs, France Portal HitThis week, scam compounds. Attackers exploit flaws pre-disclosure. A crackdown on DDoS-for-hire. No Mythos for CISA, yes for Mozilla. France ID portal breach. Israeli and Venezuelan critical infrastructure targeted. Russian hacking in Ukraine. An Apache flaw. A ransomware negotiator aided BlackCat.
During the second day of Pwn2Own Berlin 2025, competitors earned $435,000 after exploiting zero-day bugs in multiple products, including Microsoft SharePoint, VMware ESXi, Oracle VirtualBox, Red Hat Enterprise Linux, and Mozilla Firefox. [...]
ESET Discovers Two Major Vulnerabilities Exploited by Russian RomCom Hacking GroupTwo vulnerabilities in Mozilla products and Windows are actively exploited by RomCom, a Kremlin-linked cybercriminal group known for targeting businesses and conducting espionage, warn security researchers from Eset. Exploiting the two flaws together enables attackers to execute arbitrary code.
The Russia-aligned threat actor known as RomCom has been linked to the zero-day exploitation of two security flaws, one in Mozilla Firefox and the other in Microsoft Windows, as part of attacks designed to deliver the eponymous backdoor on victim systems
Mozilla Researcher Uses Non-Natural Language to Jailbreak GPT-4oAnyone can jailbreak GPT-4o's security guardrails with hexadecimal encoding and emojis. A Mozilla researcher demonstrated the jailbreaking technique, tricking OpenAI's latest model into generating python exploits and malicious SQL injection tools.
Attackers can use a seemingly innocuous IP address to exploit localhost APIs to conduct a range of malicious activity, including unauthorized access to user data and the delivery of malware.
Mozilla on Tuesday released security updates to resolve a critical zero-day vulnerability in Firefox and Thunderbird that has been actively exploited in the wild, a day after Google released a fix for the issue in its Chrome browser
A Barcelona-based surveillanceware vendor named Variston IT is said to have surreptitiously planted spyware on targeted devices by exploiting several zero-day flaws in Google Chrome, Mozilla Firefox, and Windows, some of which date back to December 2018
A Barcelona-based surveillanceware vendor named Variston IT is said to have surreptitiously planted spyware on targeted devices by exploiting several zero-day flaws in Google Chrome, Mozilla Firefox, and Windows, some of which date back to December 2018
That was quick! 48 hours from exploit report to published patch.