The 3D FlipBook – PDF Embedder, PDF Flipbook Viewer, Flipbook Image Gallery plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.16.20 via the 'id' parameter. This makes it possible for unauthenticated attackers to extract sensitive data including the full metadata payload of password-protected flipbooks — including title, outline, props, and the serialized data blob containing the underlying PDF file's direct URL — bypassing WordPress post-password confidentiality. Flipbook post IDs can be pre-enumerated via the also-unauthenticated fb3d_send_posts AJAX action, requiring no prior knowledge to target specific flipbooks.
CVE-2026-1314 is a medium severity vulnerability in the iberezansky 3D FlipBook – PDF Embedder, PDF Flipbook Viewer, Flipbook Image Gallery WordPress plugin. It arises from a missing authorization check in the send_post_pages_json() function, allowing unauthenticated attackers to access metadata of flipbook pages, including those that are draft, private, or password-protected. This vulnerability affects all versions up to and including 1.16.17. There is no official patch or remediation guidance currently available from the vendor. The vulnerability does not impact integrity or availability, only confidentiality of metadata. No known exploits are reported in the wild at this time.
Insertion of Sensitive Information Into Sent Data vulnerability in iberezansky 3D FlipBook – PDF Flipbook Viewer, Flipbook Image Gallery interactive-3d-flipbook-powered-physics-engine allows Retrieve Embedded Sensitive Data.This issue affects 3D FlipBook – PDF Flipbook Viewer, Flipbook Image Gallery: from n/a through <= 1.16.16.
The 3D FlipBook – PDF Embedder, PDF Flipbook Viewer, Flipbook Image Gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘style’ and 'mode' parameters in all versions up to, and including, 1.16.15 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. Note: This issue affects only block-based themes.
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in iberezansky 3D FlipBook – PDF Flipbook Viewer, Flipbook Image Gallery allows Stored XSS.This issue affects 3D FlipBook – PDF Flipbook Viewer, Flipbook Image Gallery: from n/a through 1.15.6.
The 3D FlipBook plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Bookmark URL field in all versions up to, and including, 1.15.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
The 3D FlipBook – PDF Flipbook WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's bookmark feature in all versions up to, and including, 1.15.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.