Reported vulnerability

Dear Flipbook – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer <= 2.3.65 - DOM-Based Reflected Cross-Site Scripting via 'pdf-source'

Q: Which versions of DearFlip – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer are affected?

Wordfence lists these affected versions: Start version unspecified, through 2.3.65. Use the version checker above to compare your installed release with this report.

Q: Is a fix available for DearFlip – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer?

Wordfence reports a fix for this issue in DearFlip – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer. It lists these fixed versions: 2.3.67. Back up your website and test the recommended update before applying it to your live site.

Q: Where can I find my installed plugin version?

In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.

Published 30 Jun 2025

Updated 1 Jul 2025

CVE-2025-5314

Compare your installed software with the affected versions below. Follow the source’s remediation guidance and test an available update after taking a backup. A database entry describes a reported issue; it does not establish whether a particular website has been compromised.

Does this affect my version?

Check your installed version against this advisory. This compares the report’s version ranges and does not scan your website.

Wordfence advisory

medium · CVSS 6.1

The Dear Flipbook – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer plugin for WordPress is vulnerable to DOM-Based Reflected Cross-Site Scripting via the ‘pdf-source’ parameter in all versions up to, and including, 2.3.65 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

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

DearFlip – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer

Software: plugin · 3d-flipbook-dflip-lite
Affected versions: Start version unspecified, through 2.3.65
Fix availability: Fix available
Fixed versions: 2.3.67

Recommended action

Update to version 2.3.67, or a newer patched version

Further references (1)

wordfence.com/threat-intel/vulnerabilities/id/e316c636-2dd7-4d50-8c99-36f08ecf03ad?source=api-prod

Data sources and licences

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

Read licence terms

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

Read licence terms

Source: Wordfence

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Questions about this vulnerability

Which versions of DearFlip – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer are affected?

Wordfence lists these affected versions: Start version unspecified, through 2.3.65. Use the version checker above to compare your installed release with this report.

Is a fix available for DearFlip – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer?

Wordfence reports a fix for this issue in DearFlip – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer. It lists these fixed versions: 2.3.67. Back up your website and test the recommended update before applying it to your live site.

Where can I find my installed plugin version?

In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.

Does an affected version mean my website has been hacked?

An affected version means the installed release matches a vulnerability described in this report. It does not show whether anyone has exploited it on your website. The checker compares version numbers with stored reports; it does not inspect your website.

These reports cover at least one of the same plugins, themes or WordPress core. Check each report’s affected versions separately.

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