WordPress plugin
WP Blog and Widgets security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 3 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical1
- High1
- Medium1
- Low0
All WP Blog and Widgets vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Critical9.8 | Injected Backdoor 2.9.1 – 2.9.1Update to 2.9.1.1 | CVE-2026-6443 | |
| Medium5.3 | Missing Authorization to Notice Dismissal ≤2.7Update to 2.8 | CVE-2023-40200 | |
| High7.4 | Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode ≤2.3Update to 2.3.1 | CVE-2022-4824 |
- Critical9.8Injected Backdoor
2.9.1 – 2.9.1Update to 2.9.1.1
- Medium5.3Missing Authorization to Notice Dismissal
≤2.7Update to 2.8
- High7.4Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
≤2.3Update to 2.3.1
WP Blog and Widgets: common questions
Does WP Blog and Widgets have known vulnerabilities?
Yes. VulnCrest Radar lists 3 known vulnerabilities in WP Blog and Widgets: 1 critical, 1 high, 1 medium. None are known to affect version null.
How do I check which version of WP Blog and Widgets 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 Blog and Widgets vulnerability?
CVE-2026-6443, published Apr 9, 2026: Essentialplugin Plugins (Various Versions) - Injected Backdoor. Severity: Critical (CVSS 9.8).
Is any WP Blog and Widgets vulnerability listed in CISA KEV?
No. None of the known WP Blog and Widgets vulnerabilities is currently listed in the CISA KEV catalog.