WordPress plugin
Blocksy Companion 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.
- Critical2
- High1
- Medium13
- Low0
All Blocksy Companion vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Critical9.1 | Unauthenticated Privilege Escalation to 'role' Parameter ≤2.1.58Update to 2.1.59 | CVE-2026-107645 | |
| Critical9.8 | Unauthenticated Arbitrary File Upload via 'blc-review-images[]' Parameter ≤2.1.46Update to 2.1.47 | CVE-2026-15158 | |
| High8.8 | Authenticated (Author+) Arbitrary File Upload via SVG Upload Bypass ≤2.1.19Update to 2.1.20 | CVE-2025-12846 |
- Critical9.1Unauthenticated Privilege Escalation to 'role' Parameter
≤2.1.58Update to 2.1.59
- Critical9.8Unauthenticated Arbitrary File Upload via 'blc-review-images[]' Parameter
≤2.1.46Update to 2.1.47
- High8.8Authenticated (Author+) Arbitrary File Upload via SVG Upload Bypass
≤2.1.19Update to 2.1.20
Blocksy Companion: common questions
Does Blocksy Companion have known vulnerabilities?
Yes. VulnCrest Radar lists 16 known vulnerabilities in Blocksy Companion: 2 critical, 1 high, 13 medium. At least one is not fixed in the latest version.
How do I check which version of Blocksy Companion 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 Blocksy Companion vulnerability?
CVE-2026-65444, published Oct 30, 2026: Blocksy Companion <= 2.1.60 - Authenticated (Contributor+) Stored Cross-Site Scripting. Severity: Medium (CVSS 6.4).
Is any Blocksy Companion vulnerability listed in CISA KEV?
No. None of the known Blocksy Companion vulnerabilities is currently listed in the CISA KEV catalog.