CVE-2006-2175: PHP remote file inclusion vulnerability in FtrainSoft Fast Click 2.3.8 and earlier allows remote attackers to

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MEDIUM 6.4DOWNGRADE

CVE-2006-2175 is a medium-severity flaw (CVSS 6.4) affecting fast click. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in FtrainSoft Fast Click 2.3.8 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the path parameter to (1) show.php or (2) top.php.

Why this priority

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	6.4 (Medium)
EPSS exploit chance	9.1% (top 5%)
CISA exploited list	No
Published	2006-05-04
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: ftrainsoft

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

Am I affected?

Timeline

2006-05-04 12:38 UTCPublished CVE record published
2026-06-16 22:24 UTCUpdated Record last modified

ftrainsoft fast click DOWNGRADE

Affected: 2.3.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.3.8

1. Check installed version

apt-cache policy fast-click || rpm -q fast-click || fast-click --version

2. No fixed release: DOWNGRADE to a release before 2.3.8 (Debian / Ubuntu)

apt-cache madison fast-click sudo apt install fast-click=<VERSION_BEFORE_2.3.8> sudo apt-mark hold fast-click

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

dnf --showduplicates list fast-click sudo dnf downgrade fast-click-<VERSION_BEFORE_2.3.8> sudo dnf versionlock add fast-click

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: Fast Click 1.1.3/2.3.8 - 'show.php' Remote File Inclusion

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-2006-2175?

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

Is CVE-2006-2175 being exploited?

CVE-2006-2175 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-2006-2175 affect?

CVE-2006-2175 affects fast click. Severity is medium (CVSS 6.4). PHP remote file inclusion vulnerability in FtrainSoft Fast Click 2.3.8 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the path parameter to (1) show.php or (2) top.php.

How urgent is CVE-2006-2175?

Priority 51/100. EPSS top 5%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-2241 MEDIUM 6.4 DOWNGRADE PHP remote file inclusion vulnerability in show.php in Fast Click SQL Lite 1.1.3 and earlier allows remote att

References

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