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6.4Medium

CVE-2026-6740Nexter Blocks <= 4.7.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'commentIcon' Block Attribute

posimyththemes Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder Published: (4 months ago)

Description

The Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'commentIcon' parameter in all versions up to, and including, 4.7.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Weakness (CWE): CWE-79

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
posimyththemes Nexter Blocks – Gutenberg Blocks, Page Builder & AI Website Builder ≤ 4.7.4

References and patches

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