CVE-2006-0644: Multiple directory traversal vulnerabilities in install.php in CPG-Nuke Dragonfly CMS (aka CPG Dragonfly CMS)

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HIGH 7.5DOWNGRADE

CVE-2006-0644 is a high-severity flaw (CVSS 7.5) affecting dragonfly cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple directory traversal vulnerabilities in install.php in CPG-Nuke Dragonfly CMS (aka CPG Dragonfly CMS) 9.0.6.1 allow remote attackers to include and execute arbitrary local files via directory traversal sequences and a NUL (%00) character in (1) the newlang parameter and (2) the installlang parameter in a cookie, as demonstrated by using error.php to insert malicious code into a log file, or uploading a malicious .png file, which is then i

Why this priority

High severity
EPSS top 5%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	8.4% (top 5%)
CISA exploited list	No
Published	2006-02-10
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cpg-nuke

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

Am I affected?

Timeline

2006-02-10 11:02 UTCPublished CVE record published
2026-06-16 22:21 UTCUpdated Record last modified

cpg-nuke dragonfly cms DOWNGRADE

Affected: 9.0.6_.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.0.6_.1

1. Check installed version

apt-cache policy dragonfly-cms || rpm -q dragonfly-cms || dragonfly-cms --version

2. No fixed release: DOWNGRADE to a release before 9.0.6_.1 (Debian / Ubuntu)

apt-cache madison dragonfly-cms sudo apt install dragonfly-cms=<VERSION_BEFORE_9.0.6_.1> sudo apt-mark hold dragonfly-cms

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

dnf --showduplicates list dragonfly-cms sudo dnf downgrade dragonfly-cms-<VERSION_BEFORE_9.0.6_.1> sudo dnf versionlock add dragonfly-cms

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: CPGNuke Dragonfly 9.0.6.1 - Remote Command Execution

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-2006-0644?

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

Is CVE-2006-0644 being exploited?

CVE-2006-0644 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-2006-0644 affect?

CVE-2006-0644 affects dragonfly cms. Severity is high (CVSS 7.5). Multiple directory traversal vulnerabilities in install.php in CPG-Nuke Dragonfly CMS (aka CPG Dragonfly CMS) 9.0.6.1 allow remote attackers to include and execute arbitrary local files via directory traversal sequences and a NUL (%00) char

How urgent is CVE-2006-0644?

Priority 55/100. High severity; EPSS top 5%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-4162 MEDIUM 6.8 DOWNGRADE Cross-site scripting (XSS) vulnerability in Dragonfly CMS 9.0.6.1 and earlier allows remote attackers to injec
CVE-2006-1033 MEDIUM 4.3 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in Dragonfly CMS before 9.0.6.1 allow remote attackers to
CVE-2006-0726 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in linking.php in CPG-Nuke Dragonfly CMS 9.0.6.1 allows remote attack

References

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