WordPress plugin
MSTW League Manager 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
- Medium2
- Low0
All MSTW League Manager vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting ≤2.10No patch available | CVE-2026-34890 | |
| Medium4.3 | Cross-Site Request Forgery ≤2.10No patch available | CVE-2025-58852 |
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤2.10No patch available
- Medium4.3Cross-Site Request Forgery
≤2.10No patch available
MSTW League Manager: common questions
Does MSTW League Manager have known vulnerabilities?
Yes. VulnCrest Radar lists 2 known vulnerabilities in MSTW League Manager: 2 medium. At least one is not fixed in the latest version.
How do I check which version of MSTW League Manager 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 MSTW League Manager vulnerability?
CVE-2026-34890, published Apr 2, 2026: MSTW League Manager <= 2.10 - Authenticated (Contributor+) Stored Cross-Site Scripting. Severity: Medium (CVSS 6.4).
Is any MSTW League Manager vulnerability listed in CISA KEV?
No. None of the known MSTW League Manager vulnerabilities is currently listed in the CISA KEV catalog.