PDF Embedder <= 4.9.3 - Authenticated (Contributor+) Information Exposure via Block Editor Page

4.3
Exposure of Sensitive Information to an Unauthorized Actor
CVE CVE-2026-7526
CVSS 4.3 (Medium)
Publicly Published May 27, 2026
Last Updated May 28, 2026
Researcher Dmitrii Ignatyev - CleanTalk Inc

Description

The PDF Embedder plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.9.3 via the enqueue_block_assets. This makes it possible for authenticated attackers, with contributor-level access and above, to extract configuration data. License key exposure occurs when the premium add-on is also installed and has saved a key; on Lite-only installations, the exposed data is limited to non-sensitive viewer configuration values such as width, height, toolbar settings, usage tracking, and plan.

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Vulnerability Details for PDF Embedder

Software Type Plugin
Software Slug pdf-embedder (view on wordpress.org)
Patched? Yes
Remediation Update to version 5.0.0, or a newer patched version
Affected Version
  • <= 4.9.3
Patched Version
  • 5.0.0

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