CVE-2006-0851: SQL injection vulnerability in the forum module of ilchClan 1.05g and earlier allows remote attackers to execu

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HIGH 7.5DOWNGRADE

CVE-2006-0851 is a high-severity flaw (CVSS 7.5) affecting ilchclan. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in the forum module of ilchClan 1.05g and earlier allows remote attackers to execute arbitrary SQL commands via the pid parameter, when creating a newpost.

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	1.3% (top 30%)
CISA exploited list	No
Published	2006-02-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: ilch.de

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

Am I affected?

Timeline

2006-02-23 02:06 UTCPublished CVE record published
2026-06-16 22:21 UTCUpdated Record last modified

ilch.de ilchclan DOWNGRADE

Affected: 0.0.1 · 1.0.0 · 1.0.1 · 1.0.2 · 1.0.3 · 1.0.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.0.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.0.1 (Debian / Ubuntu)

apt-cache madison ilchclan sudo apt install ilchclan=<VERSION_BEFORE_0.0.1> sudo apt-mark hold ilchclan

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

dnf --showduplicates list ilchclan sudo dnf downgrade ilchclan-<VERSION_BEFORE_0.0.1> sudo dnf versionlock add ilchclan

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: ilchClan 1.05g - 'tid' SQL Injection

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-2006-0851?

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

Is CVE-2006-0851 being exploited?

CVE-2006-0851 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-2006-0851 affect?

CVE-2006-0851 affects ilchclan. Severity is high (CVSS 7.5). SQL injection vulnerability in the forum module of ilchClan 1.05g and earlier allows remote attackers to execute arbitrary SQL commands via the pid parameter, when creating a newpost.

How urgent is CVE-2006-0851?

Priority 49/100. High severity; Public exploit reference

Related CVEs

CVE-2006-0850 HIGH 7.5 DOWNGRADE SQL injection vulnerability in include/includes/user/login.php in ilchClan before 1.05g allows remote attacker

References

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