CVE-2006-5731: Directory traversal vulnerability in classes/index.php in Lithium CMS 4.04c and earlier allows remote attacker

Q: How do I fix CVE-2006-5731?

lithium cms: upgrade to newer than 4.04c. Exact commands for each OS are on this page.

Q: Is CVE-2006-5731 being exploited?

CVE-2006-5731 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2006-5731 affect?

CVE-2006-5731 affects lithium cms. Severity is medium (CVSS 6.4). Directory traversal vulnerability in classes/index.php in Lithium CMS 4.04c and earlier allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the siteconf[curl] parameter, as demonstrated by a POST to ne

Q: How urgent is CVE-2006-5731?

Priority 48/100. Public exploit reference

This month

MEDIUM 6.4UPGRADE

CVE-2006-5731 is a medium-severity flaw (CVSS 6.4) affecting lithium cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in classes/index.php in Lithium CMS 4.04c and earlier allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the siteconf[curl] parameter, as demonstrated by a POST to news/comment.php containing PHP code, which is stored under db/comments/news/ and included by classes/index.php.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.4 (Medium)
EPSS exploit chance	2.4% (top 16%)
CISA exploited list	No
Published	2006-11-06
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: lithium cms

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

Am I affected?

Timeline

2006-11-06 18:07 UTCPublished CVE record published
2026-06-16 22:31 UTCUpdated Record last modified

lithium cms lithium cms UPGRADE

Affected: <= 4.04c

Fixed in: newer than 4.04c

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 4.04c (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade lithium-cms

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade lithium-cms

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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: Lithium CMS 4.04c - '/classes/index.php' Local 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-2006-5731?

lithium cms: upgrade to newer than 4.04c. Exact commands for each OS are on this page.

Is CVE-2006-5731 being exploited?

CVE-2006-5731 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-2006-5731 affect?

CVE-2006-5731 affects lithium cms. Severity is medium (CVSS 6.4). Directory traversal vulnerability in classes/index.php in Lithium CMS 4.04c and earlier allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the siteconf[curl] parameter, as demonstrated by a POST to ne

How urgent is CVE-2006-5731?

Priority 48/100. Public exploit reference

Software pages

PHP vulnerabilities · curl vulnerabilities

References

← Back to latest CVEs