WordPress plugin
Advance Block Extend 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
- Medium1
- Low0
All Advance Block Extend vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting via TitleColor Block Attribute ≤1.0.4No patch available | CVE-2026-1646 |
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via TitleColor Block Attribute
≤1.0.4No patch available
Advance Block Extend: common questions
Does Advance Block Extend have known vulnerabilities?
Yes. VulnCrest Radar lists 1 known vulnerability in Advance Block Extend: 1 medium. At least one is not fixed in the latest version.
How do I check which version of Advance Block Extend 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 Advance Block Extend vulnerability?
CVE-2026-1646, published Feb 18, 2026: Advance Block Extend <= 1.0.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via TitleColor Block Attribute. Severity: Medium (CVSS 6.4).
Is any Advance Block Extend vulnerability listed in CISA KEV?
No. None of the known Advance Block Extend vulnerabilities is currently listed in the CISA KEV catalog.