{"id":"CVE-2004-2363","aliases":["EUVD-2004-2355","GHSA-rw32-jvhw-2fm9"],"status":"published","title":"Validate-Before-Canonicalize vulnerability in the checkURI function in functions.inc.php in PHPX...","description":"Validate-Before-Canonicalize vulnerability in the checkURI function in functions.inc.php in PHPX 3.0 through 3.2.6 allows remote attackers to conduct cross-site scripting (XSS) attacks via hex-encoded tags, which bypass the check for literal \"\u003c\", \"\u003e\", \"(\", and \")\" characters, as demonstrated using the limit parameter to forums.php and a variety of other vectors.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01849,"percentile":0.79244,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:09:30Z","exploits":[{"source":"exploitdb","id":"EDB-24083","title":"PHPX 3.x - Multiple Cross-Site Scripting Vulnerabilities","type":"webapps","platform":"php","date":"2004-05-05","verified":true,"url":"https://www.exploit-db.com/exploits/24083"}],"products":[{"vendor":"phpx","product":"phpx"}],"references":[{"url":"http://www.phpx.org/project.php?action=view\u0026project_id=1","tags":["x_refsource_MISC","x_transferred","Patch","URL Repurposed"]},{"url":"http://www.securityfocus.com/bid/10283","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/16065","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/362230","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2004-2363"},{"url":"https://github.com/advisories/GHSA-rw32-jvhw-2fm9"}],"sources":{"cve":[{"id":"CVE-2004-2363","description":"Validate-Before-Canonicalize vulnerability in the checkURI function in functions.inc.php in PHPX 3.0 through 3.2.6 allows remote attackers to conduct cross-site scripting (XSS) attacks via hex-encoded tags, which bypass the check for literal \"\u003c\", \"\u003e\", \"(\", and \")\" characters, as demonstrated using the limit parameter to forums.php and a variety of other vectors.","status":"published","published":"2005-08-16T04:00:00Z","modified":"2024-08-08T01:22:13.659Z","updated_at":"2026-11-02T14:34:53.357376Z"}],"euvd":[{"id":"EUVD-2004-2355","description":"Validate-Before-Canonicalize vulnerability in the checkURI function in functions.inc.php in PHPX 3.0 through 3.2.6 allows remote attackers to conduct cross-site scripting (XSS) attacks via hex-encoded tags, which bypass the check for literal \"\u003c\", \"\u003e\", \"(\", and \")\" characters, as demonstrated using the limit parameter to forums.php and a variety of other vectors.","status":"published","published":"2005-08-16T04:00:00Z","modified":"2024-08-08T01:22:13Z","updated_at":"2026-11-03T01:15:10.882227Z"}],"ghsa":[{"id":"GHSA-rw32-jvhw-2fm9","title":"Validate-Before-Canonicalize vulnerability in the checkURI function in functions.inc.php in PHPX...","description":"Validate-Before-Canonicalize vulnerability in the checkURI function in functions.inc.php in PHPX 3.0 through 3.2.6 allows remote attackers to conduct cross-site scripting (XSS) attacks via hex-encoded tags, which bypass the check for literal \"\u003c\", \"\u003e\", \"(\", and \")\" characters, as demonstrated using the limit parameter to forums.php and a variety of other vectors.","status":"published","published":"2022-04-29T03:01:17Z","modified":"2023-01-30T05:04:07Z","updated_at":"2026-11-02T14:46:58.413117Z"}],"nvd":[{"id":"CVE-2004-2363","description":"Validate-Before-Canonicalize vulnerability in the checkURI function in functions.inc.php in PHPX 3.0 through 3.2.6 allows remote attackers to conduct cross-site scripting (XSS) attacks via hex-encoded tags, which bypass the check for literal \"\u003c\", \"\u003e\", \"(\", and \")\" characters, as demonstrated using the limit parameter to forums.php and a variety of other vectors.","status":"published","published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:09:30.987Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:52.459805Z"}]}}