CVE-2004-2363

Name: CVE-2004-2363
Creator: NVD / NIST
Published: 2004-12-31T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.85%

Last modified Jun 16, 2026

CVE-2004-2363 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.85% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

1.85%

76.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Phpx	Phpx	3.0.0
Phpx	Phpx	3.0.1
Phpx	Phpx	3.0.2
Phpx	Phpx	3.0.3
Phpx	Phpx	3.0.4
Phpx	Phpx	3.0.5
Phpx	Phpx	3.0.6
Phpx	Phpx	3.0.7
Phpx	Phpx	3.1.0
Phpx	Phpx	3.1.1
Phpx	Phpx	3.1.2
Phpx	Phpx	3.1.3
Phpx	Phpx	3.1.4
Phpx	Phpx	3.2.0
Phpx	Phpx	3.2.1
Phpx	Phpx	3.2.2
Phpx	Phpx	3.2.3
Phpx	Phpx	3.2.4
Phpx	Phpx	3.2.5
Phpx	Phpx	3.2.6

References

http://www.phpx.org/project.php?action=view&project_id=1Patch, URL Repurposed
http://www.securityfocus.com/archive/1/362230Exploit, Vendor Advisory
http://www.securityfocus.com/bid/10283Exploit, Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/16065
http://www.phpx.org/project.php?action=view&project_id=1Patch, URL Repurposed
http://www.securityfocus.com/archive/1/362230Exploit, Vendor Advisory
http://www.securityfocus.com/bid/10283Exploit, Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/16065

Timeline

Published: Dec 31, 2004
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2004-2363?

How severe is CVE-2004-2363?

Severity scoring for CVE-2004-2363 is pending analysis. The EPSS model estimates a 1.85% probability of exploitation in the next 30 days.

How do I fix CVE-2004-2363?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2004-2363?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST