Directory traversal vulnerability in view_private.php in Keep It Simple Guest Book (KISGB) 5.0.0 and earlier allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the tmp_theme parameter. NOTE: 5.1.1 is also reportedly affected.
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