CVE-2005-4656: SQL injection vulnerability in index.php in TClanPortal 1.1.3 and earlier allows remote attackers to execute a

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MEDIUM 5.0DOWNGRADE

CVE-2005-4656 is a medium-severity flaw (CVSS 5.0) affecting tclanportal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in index.php in TClanPortal 1.1.3 and earlier allows remote attackers to execute arbitrary SQL commands, and retrieve all usernames and passwords, via the id 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	1.2% (top 32%)
CISA exploited list	No
Published	2005-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: triggertg

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

Am I affected?

Timeline

2005-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:19 UTCUpdated Record last modified

triggertg tclanportal DOWNGRADE

Affected: 1.1.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.1.3 (Debian / Ubuntu)

apt-cache madison tclanportal sudo apt install tclanportal=<VERSION_BEFORE_1.1.3> sudo apt-mark hold tclanportal

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

dnf --showduplicates list tclanportal sudo dnf downgrade tclanportal-<VERSION_BEFORE_1.1.3> sudo dnf versionlock add tclanportal

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: TClanPortal 1.1.3 - 'id' 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-2005-4656?

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

Is CVE-2005-4656 being exploited?

CVE-2005-4656 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-2005-4656 affect?

CVE-2005-4656 affects tclanportal. Severity is medium (CVSS 5.0). SQL injection vulnerability in index.php in TClanPortal 1.1.3 and earlier allows remote attackers to execute arbitrary SQL commands, and retrieve all usernames and passwords, via the id parameter.

How urgent is CVE-2005-4656?

Priority 40/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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