CVE-2006-5066: Multiple cross-site scripting (XSS) vulnerabilities in DanPHPSupport 0.5, and other versions before 1.0, allow

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MEDIUM 5.1DOWNGRADE

CVE-2006-5066 is a medium-severity flaw (CVSS 5.1) affecting danphpsupport. 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 DanPHPSupport 0.5, and other versions before 1.0, allow remote attackers to inject arbitrary web script or HTML via the (1) page parameter in index.php or the (2) do parameter in admin.php.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.1 (Medium)
EPSS exploit chance	2.1% (top 18%)
CISA exploited list	No
Published	2006-09-28
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: danphpsupport

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

Am I affected?

Timeline

2006-09-28 00:07 UTCPublished CVE record published
2026-06-16 22:30 UTCUpdated Record last modified

danphpsupport danphpsupport DOWNGRADE

Affected: 0.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.5 (Debian / Ubuntu)

apt-cache madison danphpsupport sudo apt install danphpsupport=<VERSION_BEFORE_0.5> sudo apt-mark hold danphpsupport

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

dnf --showduplicates list danphpsupport sudo dnf downgrade danphpsupport-<VERSION_BEFORE_0.5> sudo dnf versionlock add danphpsupport

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: DanPHPSupport 0.5 - 'admin.php?do' Cross-Site Scripting
Exploit-DB: DanPHPSupport 0.5 - 'index.php?page' 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-2006-5066?

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

Is CVE-2006-5066 being exploited?

CVE-2006-5066 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-2006-5066 affect?

CVE-2006-5066 affects danphpsupport. Severity is medium (CVSS 5.1). Multiple cross-site scripting (XSS) vulnerabilities in DanPHPSupport 0.5, and other versions before 1.0, allow remote attackers to inject arbitrary web script or HTML via the (1) page parameter in index.php or the (2) do parameter in admin.

How urgent is CVE-2006-5066?

Priority 43/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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