CVE-2024-56256

WordPress Embed PDF Viewer plugin <= 2.3.1 - Cross Site Scripting (XSS) vulnerability

5.9 Medium

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Andy Fragen Embed PDF Viewer embed-pdf-viewer.This issue affects Embed PDF Viewer: from n/a through <= 2.3.1.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.25%Up 0.2 points since Jan 1, 2025

What each source reports

CVE List Score used 5.9

WordPress Embed PDF Viewer plugin <= 2.3.1 - Cross Site Scripting (XSS) vulnerability

Record: CVE-2024-56256
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2024-53054 5.9

Record: EUVD-2024-53054
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-g4x4-cxv7-86m6 5.9

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Andy Fragen Embed PDF Viewer allows Stored XSS.This issue affects Embed PDF Viewer: from n/a through 2.3.1.

Record: GHSA-g4x4-cxv7-86m6
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

NVD 5.9

Record: CVE-2024-56256
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

Affected products

andy fragen embed pdf viewer

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-56256 is a medium vulnerability (CVSS 5.9) in Andy Fragen Embed Pdf Viewer, published December 31, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 15th percentile. No source names a fixed version.