CVE-2004-2764

CVE-2004-2764 describes a critical privilege escalation vulnerability affecting Sun SDK and Java Runtime Environment (JRE) versions 1.4.0 through 1.4.2_04. This flaw allows untrusted applets or unprivileged servlets to gain elevated privileges and read sensitive data from other applets through unspecified vectors within the XSLT processor, often referred to as "XML sniffing." With a CVSS score of 10.0, this vulnerability is highly severe, requiring no authentication and having a low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. Despite its critical severity, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.