CVE-2026-2569

MEDIUM EPSS 4.7%

Published Mar 11, 20263mo ago · Modified Apr 22, 20262mo ago

6.4 CVSS 3.1

Medium

Published Mar 11, 2026 3mo ago

Last Modified Apr 22, 2026 2mo ago

Description

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 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.

CVSS Details

Base Score

6.4

Exploitability

3.1

Impact

2.7

Vector string

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope Changed

Confidentiality Low

Integrity Low

Availability None

Threat Intelligence

EPSS Exploit Probability

4.7% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 2

plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/3473595/
wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/4d89a4ca-c867-43bf-aace-295de8533fcd?source=cve

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.