Unknown Nexter Blocks vulnerabilities

2 vulnerabilities

Known vulnerabilities in Unknown Nexter Blocks, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

6.4CVE-2025-15678unknownnexter blocks+1
EPSS score
0.25%
The Nexter Blocks WordPress plugin before 5.0.2 does not sanitize uploaded SVG files and allows SVG uploads for any user able to upload files (Author by default), allowing them to upload a file containing malicious JavaScript that executes when the file is accessed, leading to Stored Cross-Site Scripting.4.3CVE-2026-17011unknownnexter blocks+1
EPSS score
0.17%
The Nexter Blocks WordPress plugin before 5.0.2 does not restrict who can save global CSS through one of its REST endpoints, allowing users with at least the Contributor role to store arbitrary CSS that is rendered site-wide on the front end, enabling defacement, content hiding, and UI redressing.