Russian hacking group RomCom are taking advantage of vulnerabilities found in Windows and Mozilla products to silently install malware.

The Russia-aligned RomCom gang exploited the vulnerabilities to target hundreds of Firefox users across Europe and North America.

Security researchers have confirmed how a 9.8 severity vulnerability was used in a zero-click cyber attack chain by Russian hackers against Windows users.

The Russian hacking group also chained the attack with a previously unknown vulnerability in Windows 10 and 11 to install a backdoor on the victim computers.

Russian hackers seen exploiting two zero-days to deploy backdoors against victims in Europe and North America.

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 no-click exploit launched in October infected computers in Europe and North America with the RomCom backdoor when victims were redirected through attacker-controlled websites.