PT-2026-105544

Impact An attacker who uses this vulnerability can craft a PDF which leads to large memory consumption. This requires accessing the page labels of a document with large alphabetical labels. Patches This has been fixed in pypdf==6.19.0. Workarounds If you cannot upgrade yet, consider applying the...

CVE-2026-2569: Improper Neutralization of Input During Web Page Generation

The Dear Flipbook – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PDF page labels in all versions up to, and including, 2.4.20 due to insufficient input sanitization and output escaping. This makes it possible for...

CVE-2026-2569 Dear Flipbook <= 2.4.20 - Authenticated (Auhtor+) Stored Cross-Site Scripting via PDF Page Labels

The Dear Flipbook – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PDF page labels in all versions up to, and including, 2.4.20 due to insufficient input sanitization and output escaping. This makes it possible for...

CVE-2026-2569

The Dear Flipbook – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PDF page labels in all versions up to, and including, 2.4.20 due to insufficient input sanitization and output escaping. This makes it possible for...

CVE-2026-2569 Dear Flipbook <= 2.4.20 - Authenticated (Auhtor+) Stored Cross-Site Scripting via PDF Page Labels

The Dear Flipbook – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PDF page labels in all versions up to, and including, 2.4.20 due to insufficient input sanitization and output escaping. This makes it possible for...

WordPress Dear Flipbook plugin <= 2.4.20 - Authenticated (Author+) Stored Cross-Site Scripting via PDF Page Labels vulnerability

Authenticated Author+ Stored Cross-Site Scripting via PDF Page Labels vulnerability discovered by Drew Webber mcdruid in WordPress Plugin DearFlip versions = 2.4.20...

PT-2026-24506

The Dear Flipbook – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PDF page labels in all versions up to, and including, 2.4.20 due to insufficient input sanitization and output escaping. This makes it possible for...