CVE-2006-5633

CVE-2006-5633 describes a denial-of-service vulnerability affecting Mozilla Firefox versions 1.5.0.7 and 2.0, and Seamonkey 1.1b. A remote attacker can trigger a crash by manipulating range objects and DocType nodes, leading to a null dereference. This vulnerability has a CVSS score of 5.0, indicating a medium severity with a network attack vector, low complexity, and potential for partial availability impact. While initial reports suggested possible code execution, subsequent analysis confirmed it as a denial-of-service only. There is one public exploit available on ExploitDB, but no evidence of active exploitation, Metasploit modules, or significant community discussion.