Unknown Nexter Blocks vulnerabilities

2 CVEs affecting Unknown Nexter Blocks, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-17011, published 2026-08-09.

More from Unknown.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2025-15678, published 2026-08-06. Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days. 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…
• CVE-2026-17011, published 2026-08-09. Low severity, CVSS 3.8. EPSS: 0.2% chance of exploitation in the next 30 days. 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…