Threat intelligence

Blocksy Companion <= 2.1.46 - Unauthenticated Arbitrary File Upload via 'blc-review-images[]' Parameter

CVE-2026-15158 · blocksy-companion

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Blocksy Companion at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Blocksy Companion <= 2.1.46 - Unauthenticated Arbitrary File Upload via 'blc-review-images[]' Parameter
Affected software: blocksy-companion(Plugin)
Affected versions: ≤ 2.1.46
Authentication: Unauthenticated
Vulnerability type: Remote code execution
CVE: CVE-2026-15158
Published: 1 July 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run arbitrary code on the server if exploited.
Source: Data imported from Wordfence Intelligence (advisory 2df449b4-3f3b-4afc-b391-8d8d11710c07). Methodology and redistribution notes

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