CVE-2006-6856: Direct static code injection vulnerability in WebText CMS 0.4.5.2 and earlier allows remote attackers to injec

Q: How do I fix CVE-2006-6856?

webtext: upgrade to newer than 0.4.5.2. Exact commands for each OS are on this page.

Q: Is CVE-2006-6856 being exploited?

CVE-2006-6856 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-2006-6856 affect?

CVE-2006-6856 affects webtext. Severity is high (CVSS 7.5). Direct static code injection vulnerability in WebText CMS 0.4.5.2 and earlier allows remote attackers to inject arbitrary PHP code into a script in wt/users/ via the im parameter during a profile edit (edycja) operation, which is then execu

Q: How urgent is CVE-2006-6856?

Priority 53/100. High severity; Public exploit reference

This month

HIGH 7.5UPGRADE

CVE-2006-6856 is a high-severity flaw (CVSS 7.5) affecting webtext. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Direct static code injection vulnerability in WebText CMS 0.4.5.2 and earlier allows remote attackers to inject arbitrary PHP code into a script in wt/users/ via the im parameter during a profile edit (edycja) operation, which is then executed via a direct request for this script.

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	2.6% (top 15%)
CISA exploited list	No
Published	2006-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: webtext

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

Am I affected?

Timeline

2006-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:33 UTCUpdated Record last modified

webtext webtext UPGRADE

Affected: <= 0.4.5.2

Fixed in: newer than 0.4.5.2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 0.4.5.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade webtext

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade webtext

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: WebText 0.4.5.2 - Remote Code Execution

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-2006-6856?

webtext: upgrade to newer than 0.4.5.2. Exact commands for each OS are on this page.

Is CVE-2006-6856 being exploited?

CVE-2006-6856 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-2006-6856 affect?

CVE-2006-6856 affects webtext. Severity is high (CVSS 7.5). Direct static code injection vulnerability in WebText CMS 0.4.5.2 and earlier allows remote attackers to inject arbitrary PHP code into a script in wt/users/ via the im parameter during a profile edit (edycja) operation, which is then execu

How urgent is CVE-2006-6856?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

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