EUVD-2026-35379

The Blocksy theme for WordPress is vulnerable to PHP Object Injection leading to Remote Code Execution via the 'blocksymeta' REST API field and the V200 database migration in versions up to and including 2.1.35. This is due to insufficient input sanitization in the blocksysanitizepostmetaoptions...

CVE-2026-8365 Blocksy <= 2.1.41 - Authenticated (Contributor+) PHP Object Injection via Deserialization of Untrusted Data via 'blocksy_meta' REST API Field

The Blocksy theme for WordPress is vulnerable to PHP Object Injection leading to Remote Code Execution via the 'blocksymeta' REST API field and the V200 database migration in versions up to and including 2.1.35. This is due to insufficient input sanitization in the blocksysanitizepostmetaoptions...

CVE-2026-8365: Deserialization of Untrusted Data

The Blocksy theme for WordPress is vulnerable to PHP Object Injection leading to Remote Code Execution via the 'blocksymeta' REST API field and the V200 database migration in versions up to and including 2.1.35. This is due to insufficient input sanitization in the blocksysanitizepostmetaoptions...

CVE-2026-2583

The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the blocksymeta metadata fields in all versions up to, and including, 2.1.30 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level acce...

WordPress Blocksy plugin <= 2.1.30 - Authenticated (Contributor+) Stored Cross-Site Scripting via `blocksy_meta` Fields vulnerability

Authenticated Contributor+ Stored Cross-Site Scripting via blocksymeta Fields vulnerability discovered by Quốc Huy jtwings - Puramu in WordPress Theme Blocksy versions = 2.1.30...

CVE-2026-2583

The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the blocksymeta metadata fields in all versions up to, and including, 2.1.30 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level acce...

CVE-2026-2583: Improper Neutralization of Input During Web Page Generation

The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the blocksymeta metadata fields in all versions up to, and including, 2.1.30 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level acce...