CVE-2005-2162: PHP remote file inclusion vulnerability in form.inc.php3 in MyGuestbook 0.6.1 allows remote attackers to execu

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MEDIUM 5.0DOWNGRADE

CVE-2005-2162 is a medium-severity flaw (CVSS 5.0) affecting myguestbook. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in form.inc.php3 in MyGuestbook 0.6.1 allows remote attackers to execute arbitrary PHP code via the lang parameter.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.3% (top 17%)
CISA exploited list	No
Published	2005-07-06
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: levcgi.com

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

Am I affected?

Timeline

2005-07-06 04:00 UTCPublished CVE record published
2026-06-16 22:14 UTCUpdated Record last modified

levcgi.com myguestbook DOWNGRADE

Affected: 0.6.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.6.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.6.1 (Debian / Ubuntu)

apt-cache madison myguestbook sudo apt install myguestbook=<VERSION_BEFORE_0.6.1> sudo apt-mark hold myguestbook

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

dnf --showduplicates list myguestbook sudo dnf downgrade myguestbook-<VERSION_BEFORE_0.6.1> sudo dnf versionlock add myguestbook

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: MyGuestbook 0.6.1 - 'Form.Inc.php3' 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-2005-2162?

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

Is CVE-2005-2162 being exploited?

CVE-2005-2162 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-2005-2162 affect?

CVE-2005-2162 affects myguestbook. Severity is medium (CVSS 5.0). PHP remote file inclusion vulnerability in form.inc.php3 in MyGuestbook 0.6.1 allows remote attackers to execute arbitrary PHP code via the lang parameter.

How urgent is CVE-2005-2162?

Priority 43/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2003-1241 MEDIUM 4.3 DOWNGRADE Cross-site scripting vulnerability (XSS) in (1) admin_index.php, (2) admin_pass.php, (3) admin_modif.php, and
CVE-2002-0732 HIGH 7.5 DOWNGRADE Cross-site scripting vulnerability in MyGuestbook 1.0 allows remote attackers to execute arbitrary script or i

References

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