WordPress plugin
The Welcomizer security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 1 known vulnerability is fixed in the latest release. If you run an older version, update to null or newer.
- Critical0
- High1
- Medium0
- Low0
All The Welcomizer vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High8.8 | Missing Authorization to Authenticated (Subscriber+) Remote Code Execution via 'twiz_custom_logic' Parameter ≤2.8.1Update to 999.0 | CVE-2026-4327 |
- High8.8Missing Authorization to Authenticated (Subscriber+) Remote Code Execution via 'twiz_custom_logic' Parameter
≤2.8.1Update to 999.0
The Welcomizer: common questions
Does The Welcomizer have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in The Welcomizer: 1 high. None are known to affect version null.
How do I check which version of The Welcomizer 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 The Welcomizer vulnerability?
CVE-2026-4327, published Sep 18, 2026: The Welcomizer <= 2.8.1 - Missing Authorization to Authenticated (Subscriber+) Remote Code Execution via 'twiz_custom_logic' Parameter. Severity: High (CVSS 8.8).
Is any The Welcomizer vulnerability listed in CISA KEV?
No. None of the known The Welcomizer vulnerabilities is currently listed in the CISA KEV catalog.