WordPress plugin
Free MailClient FMC security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical0
- High0
- Medium1
- Low0
All Free MailClient FMC vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.1 | Cross-Site Request Forgery to Stored Cross-Site Scripting ≤1.0No patch available | CVE-2025-23703 |
- Medium6.1Cross-Site Request Forgery to Stored Cross-Site Scripting
≤1.0No patch available
Free MailClient FMC: common questions
Does Free MailClient FMC have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in Free MailClient FMC: 1 medium. At least one is not fixed in the latest version.
How do I check which version of Free MailClient FMC I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Free MailClient FMC vulnerability?
CVE-2025-23703, published Jan 16, 2025: Free MailClient FMC <= 1.0 - Cross-Site Request Forgery to Stored Cross-Site Scripting. Severity: Medium (CVSS 6.1).
Is any Free MailClient FMC vulnerability listed in CISA KEV?
No. None of the known Free MailClient FMC vulnerabilities is currently listed in the CISA KEV catalog.