CVE-2005-4293: Cross-site scripting (XSS) vulnerability in cp-app.cgi in ClickCartPro (CCP) 5.1 and earlier allows remote att

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MEDIUM 4.3DOWNGRADE

CVE-2005-4293 is a medium-severity flaw (CVSS 4.3) affecting clickcartpro. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site scripting (XSS) vulnerability in cp-app.cgi in ClickCartPro (CCP) 5.1 and earlier allows remote attackers to inject arbitrary web script or HTML via the affl parameter.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	2.0% (top 19%)
CISA exploited list	No
Published	2005-12-16
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: kryptronic

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2005-12-16 11:03 UTCPublished CVE record published
2026-06-16 22:18 UTCUpdated Record last modified

kryptronic clickcartpro DOWNGRADE

Affected: 1.0 · 2.0 · 3.0 · 3.1 · 3.2 · 3.3 · 3.4 · 3.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy clickcartpro || rpm -q clickcartpro || clickcartpro --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison clickcartpro sudo apt install clickcartpro=<VERSION_BEFORE_1.0> sudo apt-mark hold clickcartpro

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list clickcartpro sudo dnf downgrade clickcartpro-<VERSION_BEFORE_1.0> sudo dnf versionlock add clickcartpro

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Kryptronic ClickCartPro 5.1/5.2 - 'CP-APP.cgi' Cross-Site Scripting

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2005-4293?

clickcartpro: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-4293 being exploited?

CVE-2005-4293 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2005-4293 affect?

CVE-2005-4293 affects clickcartpro. Severity is medium (CVSS 4.3). Cross-site scripting (XSS) vulnerability in cp-app.cgi in ClickCartPro (CCP) 5.1 and earlier allows remote attackers to inject arbitrary web script or HTML via the affl parameter.

How urgent is CVE-2005-4293?

Priority 40/100. Public exploit reference

Related CVEs

CVE-2002-2310 MEDIUM 5.0 DOWNGRADE ClickCartPro 4.0 stores the admin_user.db data file under the web document root with insufficient access contr

References

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