CVE-2006-4425: Multiple PHP remote file inclusion vulnerabilities in phpCOIN 1.2.3 allow remote attackers to execute arbitrar

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MEDIUM 5.1DOWNGRADE

CVE-2006-4425 is a medium-severity flaw (CVSS 5.1) affecting phpcoin. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple PHP remote file inclusion vulnerabilities in phpCOIN 1.2.3 allow remote attackers to execute arbitrary PHP code via the _CCFG[_PKG_PATH_INCL] parameter in coin_includes scripts including (1) api.php, (2) common.php, (3) core.php, (4) custom.php, (5) db.php, (6) redirect.php or (7) session_set.php. NOTE: the provenance of this information is unknown; the details are obtained from third party information.

Why this priority

EPSS top 9%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	5.1 (Medium)
EPSS exploit chance	4.3% (top 9%)
CISA exploited list	No
Published	2006-08-29
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: coinsoft technologies

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

Am I affected?

Timeline

2006-08-29 00:04 UTCPublished CVE record published
2026-06-16 22:29 UTCUpdated Record last modified

coinsoft technologies phpcoin DOWNGRADE

Affected: 1.2.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.2.3 (Debian / Ubuntu)

apt-cache madison phpcoin sudo apt install phpcoin=<VERSION_BEFORE_1.2.3> sudo apt-mark hold phpcoin

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

dnf --showduplicates list phpcoin sudo dnf downgrade phpcoin-<VERSION_BEFORE_1.2.3> sudo dnf versionlock add phpcoin

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: PHPCOIN 1.2.3 - 'session_set.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-2006-4425?

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

Is CVE-2006-4425 being exploited?

CVE-2006-4425 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-2006-4425 affect?

CVE-2006-4425 affects phpcoin. Severity is medium (CVSS 5.1). Multiple PHP remote file inclusion vulnerabilities in phpCOIN 1.2.3 allow remote attackers to execute arbitrary PHP code via the _CCFG[_PKG_PATH_INCL] parameter in coin_includes scripts including (1) api.php, (2) common.php, (3) core.php, (

How urgent is CVE-2006-4425?

Priority 46/100. EPSS top 9%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

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CVE-2006-4424 MEDIUM 5.1 DOWNGRADE PHP remote file inclusion vulnerability in coin_includes/constants.php in phpCOIN 1.2.3 allows remote attacker
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CVE-2006-1428 MEDIUM 4.3 DOWNGRADE Multiple cross-site scripting (XSS) vulnerabilities in phpCOIN 1.2.2 and earlier allow remote attackers to inj

References

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