WordPress plugin
Mailgun for WordPress security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 2 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical1
- High0
- Medium1
- Low0
All Mailgun for WordPress vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Critical9.8 | Unauthenticated Server-Side Request Forgery (SSRF) via 'addresses' Array Keys ≤2.2.0Update to 2.2.1 | CVE-2026-78003 |
- Critical9.8Unauthenticated Server-Side Request Forgery (SSRF) via 'addresses' Array Keys
≤2.2.0Update to 2.2.1
Mailgun for WordPress: common questions
Does Mailgun for WordPress have known vulnerabilities?
Yes. VulnCrest Radar lists 2 known vulnerabilities in Mailgun for WordPress: 1 critical, 1 medium. None are known to affect version null.
How do I check which version of Mailgun for WordPress 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 Mailgun for WordPress vulnerability?
CVE-2026-78003, published Aug 21, 2026: Mailgun for WordPress <= 2.2.0 - Unauthenticated Server-Side Request Forgery (SSRF) via 'addresses' Array Keys. Severity: Critical (CVSS 9.8).
Is any Mailgun for WordPress vulnerability listed in CISA KEV?
No. None of the known Mailgun for WordPress vulnerabilities is currently listed in the CISA KEV catalog.