CVE-2011-4688

CVE-2011-4688 describes a vulnerability in Mozilla Firefox versions 8.0.1 and earlier, where crafted JavaScript could exploit a weakness in how IFRAME loading attempts handle Same Origin Policy violations. This allowed remote attackers to infer the presence of documents in the browser cache. The vulnerability has a CVSS score of 5.0, indicating a medium severity, with a low attack complexity and potential for information disclosure (C:P). There is no evidence of active exploitation, no known exploit code in Metasploit or ExploitDB, and minimal community discussion or media coverage, suggesting it is not a widely targeted or discussed vulnerability.