CVE-2006-5088: PHP remote file inclusion vulnerability in connected_users.lib.php3 in phpHeaven phpMyChat 0.1 allows remote a

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HIGH 7.5DOWNGRADE

CVE-2006-5088 is a high-severity flaw (CVSS 7.5) affecting phpmychat. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in connected_users.lib.php3 in phpHeaven phpMyChat 0.1 allows remote attackers to execute arbitrary PHP code via a URL in the ChatPath parameter.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.8% (top 21%)
CISA exploited list	No
Published	2006-09-29
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phpheaven

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

Am I affected?

Timeline

2006-09-29 20:07 UTCPublished CVE record published
2026-06-16 22:30 UTCUpdated Record last modified

phpheaven phpmychat DOWNGRADE

Affected: 0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.1 (Debian / Ubuntu)

apt-cache madison phpmychat sudo apt install phpmychat=<VERSION_BEFORE_0.1> sudo apt-mark hold phpmychat

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

dnf --showduplicates list phpmychat sudo dnf downgrade phpmychat-<VERSION_BEFORE_0.1> sudo dnf versionlock add phpmychat

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.

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-2006-5088?

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

Is CVE-2006-5088 being exploited?

CVE-2006-5088 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-2006-5088 affect?

CVE-2006-5088 affects phpmychat. Severity is high (CVSS 7.5). PHP remote file inclusion vulnerability in connected_users.lib.php3 in phpHeaven phpMyChat 0.1 allows remote attackers to execute arbitrary PHP code via a URL in the ChatPath parameter.

How urgent is CVE-2006-5088?

Priority 51/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

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References

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