Usermin before 1.220 (20060629) allows remote attackers to read arbitrary files, possibly related to chfn/save.cgi not properly handling an empty shell parameter, which results in changing root's shell instead of the shell of a specified user.
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub