CVE-2006-3850: PHP remote file inclusion vulnerability in upgrader.php in Vanilla CMS 1.0.1 and earlier, when /conf/old_settings.php exists, allows remote attackers ...

Description

PHP remote file inclusion vulnerability in upgrader.php in Vanilla CMS 1.0.1 and earlier, when /conf/old_settings.php exists, allows remote attackers to execute arbitrary PHP code via a URL in the RootDirectory parameter. NOTE: this issue has been disputed by a third party who states that the RootDirectory parameter is initialized before being used, for version 1.0. CVE analysis concurs with the dispute, but it is unclear whether older versions are affected

Metrics

EPSS Probability

3.38%

87.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Lussumo	Vanilla	<= 1.0.1

References

Timeline

Published: Jul 25, 2006
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2006-3850?

PHP remote file inclusion vulnerability in upgrader.php in Vanilla CMS 1.0.1 and earlier, when /conf/old_settings.php exists, allows remote attackers to execute arbitrary PHP code via a URL in the RootDirectory parameter. NOTE: this issue has been disputed by a third party who states that the RootDirectory parameter is initialized before being used, for version 1.0. CVE analysis concurs with the dispute, but it is unclear whether older versions are affected

How severe is CVE-2006-3850?

Severity scoring for CVE-2006-3850 is pending analysis. The EPSS model estimates a 3.38% probability of exploitation in the next 30 days.

How do I fix CVE-2006-3850?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.