CVE-2006-6153: Multiple cross-site scripting (XSS) vulnerabilities in vSpin.net Classified System 2004 allow remote attackers

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MEDIUM 4.3DOWNGRADE

CVE-2006-6153 is a medium-severity flaw (CVSS 4.3) affecting classified system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple cross-site scripting (XSS) vulnerabilities in vSpin.net Classified System 2004 allow remote attackers to inject arbitrary web script or HTML via (1) catname parameter to cat.asp or the (2) minprice parameter to search.asp.

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	2.1% (top 18%)
CISA exploited list	No
Published	2006-11-28
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: vspin.net

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

Am I affected?

Timeline

2006-11-28 23:28 UTCPublished CVE record published
2026-06-16 22:32 UTCUpdated Record last modified

vspin.net classified system DOWNGRADE

Affected: 2004

Fixed in: no fixed release known

Safe to downgrade to: a release before 2004

1. Check installed version

apt-cache policy classified-system || rpm -q classified-system || classified-system --version

2. No fixed release: DOWNGRADE to a release before 2004 (Debian / Ubuntu)

apt-cache madison classified-system sudo apt install classified-system=<VERSION_BEFORE_2004> sudo apt-mark hold classified-system

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

dnf --showduplicates list classified-system sudo dnf downgrade classified-system-<VERSION_BEFORE_2004> sudo dnf versionlock add classified-system

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: vSpin Classified System 2004 - 'cat.asp?catname' Cross-Site Scripting
Exploit-DB: vSpin Classified System 2004 - 'search.asp?minprice' 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-2006-6153?

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

Is CVE-2006-6153 being exploited?

CVE-2006-6153 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-2006-6153 affect?

CVE-2006-6153 affects classified system. Severity is medium (CVSS 4.3). Multiple cross-site scripting (XSS) vulnerabilities in vSpin.net Classified System 2004 allow remote attackers to inject arbitrary web script or HTML via (1) catname parameter to cat.asp or the (2) minprice parameter to search.asp.

How urgent is CVE-2006-6153?

Priority 41/100. Public exploit reference

Related CVEs

CVE-2006-6152 HIGH 7.5 DOWNGRADE Multiple SQL injection vulnerabilities in vSpin.net Classified System 2004 allow remote attackers to execute a

References

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