WordPress plugin
WP Duplicate – WordPress Migration Plugin 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.
- Critical1
- High2
- Medium1
- Low0
All WP Duplicate – WordPress Migration Plugin vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Critical9.8 | Unauthenticated Arbitrary File Upload ≤1.1.11No patch available | CVE-2026-123751 | |
| High8.8 | Authenticated (Subscriber+) Arbitrary File Upload ≤1.1.11No patch available | CVE-2026-39755 | |
| High8.8 | Authenticated (Subscriber+) Arbitrary File Upload via 'process_add_site' AJAX Action ≤1.1.8Update to 1.1.9 | CVE-2026-1499 | |
| Medium4.3 | Missing Authorization ≤1.1.6Update to 1.1.7 | CVE-2025-24652 |
- Critical9.8Unauthenticated Arbitrary File Upload
≤1.1.11No patch available
- High8.8Authenticated (Subscriber+) Arbitrary File Upload
≤1.1.11No patch available
- High8.8Authenticated (Subscriber+) Arbitrary File Upload via 'process_add_site' AJAX Action
≤1.1.8Update to 1.1.9
- Medium4.3Missing Authorization
≤1.1.6Update to 1.1.7
WP Duplicate – WordPress Migration Plugin: common questions
Does WP Duplicate – WordPress Migration Plugin have known vulnerabilities?
Yes. VulnCrest Radar lists 4 known vulnerabilities in WP Duplicate – WordPress Migration Plugin: 1 critical, 2 high, 1 medium. At least one is not fixed in the latest version.
How do I check which version of WP Duplicate – WordPress Migration Plugin 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 WP Duplicate – WordPress Migration Plugin vulnerability?
CVE-2026-123751, published Nov 6, 2026: Duplicate <= 1.1.11 - Unauthenticated Arbitrary File Upload. Severity: Critical (CVSS 9.8).
Is any WP Duplicate – WordPress Migration Plugin vulnerability listed in CISA KEV?
No. None of the known WP Duplicate – WordPress Migration Plugin vulnerabilities is currently listed in the CISA KEV catalog.