What’s Vulnerable › Vulnerabilities

CVE-2004-2363

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2004-12-31 · updated 2026-06-16

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 "<", ">", "(", and ")" characters, as demonstrated using the limit parameter to forums.php and a variety of other vectors.

Affected products

• Phpx: 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5 (+14)

References

• http://www.phpx.org/project.php?action=view&project_id=1
• http://www.securityfocus.com/archive/1/362230
• http://www.securityfocus.com/bid/10283
• https://exchange.xforce.ibmcloud.com/vulnerabilities/16065
• http://www.phpx.org/project.php?action=view&project_id=1
• http://www.securityfocus.com/archive/1/362230
• http://www.securityfocus.com/bid/10283
• https://exchange.xforce.ibmcloud.com/vulnerabilities/16065

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