Static Block <= 2.2 - Insecure Direct Object Reference to Authenticated (Contributor+) Sensitive Information Disclosure via Shortcode 'id' Attribute

4.3
Authorization Bypass Through User-Controlled Key
CVE CVE-2026-10780
CVSS 4.3 (Medium)
Publicly Published June 15, 2026
Last Updated June 16, 2026
Researcher dyingman

Description

The Static Block plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.2. This is due to the static_block_content() shortcode handler retrieving a post via get_post() using an attacker-supplied 'id' attribute and outputting its post_content without verifying the post's status (private, draft, pending) or the requesting user's capability to view it. This makes it possible for authenticated attackers, with contributor-level access and above, to read the contents of arbitrary posts, including private and draft static blocks (and any other post type) created by administrators, by embedding the [static_block_content id="X"] shortcode in their own content and previewing it.

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Vulnerability Details for Static Block

Software Type Plugin
Software Slug static-block (view on wordpress.org)
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 2.2

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