WordPress plugin
Broken Link Checker security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 17 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical1
- High3
- Medium13
- Low0
All Broken Link Checker vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.2 | Unauthenticated Stored Cross-Site Scripting via Comment Author URL / Link Log ≤2.4.13Update to 2.4.13.1 | CVE-2026-75528 | |
| Critical9.8 | Unauthenticated Remote Code Execution <2.4.12Update to 2.4.12 | CVE-2026-18937 | |
| High7.1 | Reflected Cross-Site Scripting ≤2.4.0Update to 2.4.1 | CVE-2024-8981 | |
| High7.2 | Authenticated (Admin+) PHAR Deserialization ≤1.11.16Update to 1.11.17 | CVE-2022-2438 |
- High7.2Unauthenticated Stored Cross-Site Scripting via Comment Author URL / Link Log
≤2.4.13Update to 2.4.13.1
- Critical9.8Unauthenticated Remote Code Execution
<2.4.12Update to 2.4.12
- High7.1Reflected Cross-Site Scripting
≤2.4.0Update to 2.4.1
- High7.2Authenticated (Admin+) PHAR Deserialization
≤1.11.16Update to 1.11.17
Broken Link Checker: common questions
Does Broken Link Checker have known vulnerabilities?
Yes. VulnCrest Radar lists 17 known vulnerabilities in Broken Link Checker: 1 critical, 3 high, 13 medium. None are known to affect version null.
How do I check which version of Broken Link Checker 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 Broken Link Checker vulnerability?
CVE-2026-96562, published Oct 15, 2026: Broken Link Checker <= 2.4.14.1 - Unauthenticated Arbitrary Shortcode Execution via parser_callback. Severity: Medium (CVSS 6.5).
Is any Broken Link Checker vulnerability listed in CISA KEV?
No. None of the known Broken Link Checker vulnerabilities is currently listed in the CISA KEV catalog.