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Findings

CVE-2026-2826

The Kadence Blocks — Page Builder Toolkit for Gutenberg Editor plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 3.6.3.

Published Apr 4, 2026 · updated Jul 21, 2026

The Kadence Blocks — Page Builder Toolkit for Gutenberg Editor plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 3.6.3. This is due to the plugin not properly verifying that a user has the capability in the REST API endpoint. This makes it possible for authenticated attackers, with contributor level access and above, to upload images to the WordPress Media Library by supplying remote image URLs that the server downloads and creates as media attachments.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 4, 2026 · NIST NVD

    Detected

    The Kadence Blocks — Page Builder Toolkit for Gutenberg Editor plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 3.6.3. This is due to the plugin not properly verifying that a user has the capability in the REST API endpoint. This makes it possible for authenticated attackers, with contributor level access and above, to upload images to the WordPress

  2. Jul 21, 2026 · NIST NVD

    Updated

    The Kadence Blocks — Page Builder Toolkit for Gutenberg Editor plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 3.6.3. This is due to the plugin not properly verifying that a user has the capability in the REST API endpoint. This makes it possible for authenticated attackers, with contributor level access and above, to upload images to the WordPress

Sources

  • CVE.orgVulnerability recordCVE-2026-2826

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-2826

    The Kadence Blocks — Page Builder Toolkit for Gutenberg Editor plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 3.6.3. This is due to the plugin not properly verifying that a user has the capability in the `process_pa

    nvd.nist.gov

References