{"id":"CVE-2003-1328","aliases":["EUVD-2003-1318","GHSA-p598-2cg3-8qjf"],"status":"published","title":"The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types...","description":"The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types of pluggable protocols that allow remote attackers to bypass the cross-domain security model and execute arbitrary code, aka \"Improper Cross Domain Security Validation with ShowHelp functionality.\"","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.38935,"percentile":0.98599,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2003-02-19T05:00:00Z","modified":"2026-06-16T22:03:56Z","exploits":[{"source":"exploitdb","id":"EDB-22226","title":"Microsoft Internet Explorer 5 - ShowHelp Arbitrary Command Execution","type":"remote","platform":"windows","date":"2003-02-05","verified":true,"url":"https://www.exploit-db.com/exploits/22226"}],"products":[{"vendor":"microsoft","product":"ie"},{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A57","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.ciac.org/ciac/bulletins/n-038.shtml","tags":["third-party-advisory","government-resource","x_refsource_CIAC","x_transferred"]},{"url":"http://www.securityfocus.com/bid/6780","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.kb.cert.org/vuls/id/400577","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","US Government Resource"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2003-02/0083.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.iss.net/security_center/static/11259.php","tags":["vdb-entry","x_refsource_XF","x_transferred","Vendor Advisory"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-004","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-1328"},{"url":"https://github.com/advisories/GHSA-p598-2cg3-8qjf"}],"sources":{"cve":[{"id":"CVE-2003-1328","description":"The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types of pluggable protocols that allow remote attackers to bypass the cross-domain security model and execute arbitrary code, aka \"Improper Cross Domain Security Validation with ShowHelp functionality.\"","status":"published","published":"2004-09-01T04:00:00Z","modified":"2024-08-08T02:28:01.665Z","updated_at":"2026-11-02T14:20:16.411288Z"}],"euvd":[{"id":"EUVD-2003-1318","description":"The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types of pluggable protocols that allow remote attackers to bypass the cross-domain security model and execute arbitrary code, aka \"Improper Cross Domain Security Validation with ShowHelp functionality.\"","status":"published","published":"2004-09-01T04:00:00Z","modified":"2024-08-08T02:28:01Z","updated_at":"2026-11-03T01:15:03.888222Z"}],"ghsa":[{"id":"GHSA-p598-2cg3-8qjf","title":"The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types...","description":"The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types of pluggable protocols that allow remote attackers to bypass the cross-domain security model and execute arbitrary code, aka \"Improper Cross Domain Security Validation with ShowHelp functionality.\"","status":"published","published":"2022-04-29T01:27:53Z","modified":"2023-01-30T05:02:04Z","updated_at":"2026-11-02T14:46:33.145275Z"}],"nvd":[{"id":"CVE-2003-1328","description":"The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types of pluggable protocols that allow remote attackers to bypass the cross-domain security model and execute arbitrary code, aka \"Improper Cross Domain Security Validation with ShowHelp functionality.\"","status":"published","published":"2003-02-19T05:00:00Z","modified":"2026-06-16T22:03:56.48Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:46.710758Z"}]}}