CVE-2006-2569: SQL injection vulnerability in links.php in 4R Linklist 1.0 RC2 and earlier, a module for Woltlab Burning Boar

This month

HIGH 7.5UPGRADEDOWNGRADE

CVE-2006-2569 is a high-severity flaw (CVSS 7.5) affecting 4r linklist, burning board. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in links.php in 4R Linklist 1.0 RC2 and earlier, a module for Woltlab Burning Board, allows remote attackers to execute arbitrary SQL commands via the cat parameter.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.1% (top 33%)
CISA exploited list	No
Published	2006-05-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: 4r linklist · woltlab

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

Am I affected?

Timeline

2006-05-24 23:02 UTCPublished CVE record published
2026-06-16 22:25 UTCUpdated Record last modified

4r linklist 4r linklist UPGRADE

Affected: <= 1.0_rc2

Fixed in: newer than 1.0_rc2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy 4r-linklist || rpm -q 4r-linklist || 4r-linklist --version

2. UPGRADE to newer than 1.0_rc2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade 4r-linklist

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade 4r-linklist

Note

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

woltlab burning board DOWNGRADE

Affected: 2.0_beta_3 · 2.0_beta_4 · 2.0_beta_5 · 2.0_rc1 · 2.0_rc2 · 2.2.2 · 2.3.1 · 2.3.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0_beta_3

1. Check installed version

apt-cache policy burning-board || rpm -q burning-board || burning-board --version

2. No fixed release: DOWNGRADE to a release before 2.0_beta_3 (Debian / Ubuntu)

apt-cache madison burning-board sudo apt install burning-board=<VERSION_BEFORE_2.0_beta_3> sudo apt-mark hold burning-board

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

dnf --showduplicates list burning-board sudo dnf downgrade burning-board-<VERSION_BEFORE_2.0_beta_3> sudo dnf versionlock add burning-board

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: Woltlab Burning Board 2.3.5 - 'links.php' 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-2006-2569?

4r linklist: upgrade to newer than 1.0_rc2; burning board: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-2569 being exploited?

CVE-2006-2569 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-2006-2569 affect?

CVE-2006-2569 affects 4r linklist, burning board. Severity is high (CVSS 7.5). SQL injection vulnerability in links.php in 4R Linklist 1.0 RC2 and earlier, a module for Woltlab Burning Board, allows remote attackers to execute arbitrary SQL commands via the cat parameter.

How urgent is CVE-2006-2569?

Priority 48/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

← Back to latest CVEs