Save as PDF Plugin by PDFCrowd <= 4.5.5 - Reflected Cross-Site Scripting via options

6.1
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2026-0862
CVSS 6.1 (Medium)
Publicly Published January 24, 2026
Last Updated January 24, 2026
Researcher Arkadiusz Hydzik

Description

The Save as PDF Plugin by PDFCrowd plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘options’ parameter in all versions up to, and including, 4.5.5 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. NOTE: Successful exploitation of this vulnerability requires that the PDFCrowd API key is blank (also known as "demo mode", which is the default configuration when the plugin is installed) or known.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

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Vulnerability Details for Save as PDF Plugin by PDFCrowd

Software Type Plugin
Software Slug save-as-pdf-by-pdfcrowd (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.5.6, or a newer patched version
Affected Version
  • <= 4.5.5
Patched Version
  • 4.5.6

Recent vulnerabilities in Save as PDF Plugin by PDFCrowd

# Title CVE ID CVSS Researchers Date
1 Save as PDF <= 4.5.2 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2025-59552 6.4 Muhammad Yudha - DJ September 22, 2025
2 Save as PDF Plugin by Pdfcrowd <= 4.4.0 - Unauthenticated PHP Object Injection CVE-2025-24671 8.1 LVT-tholv2k January 21, 2025
3 Save as PDF Plugin by Pdfcrowd <= 4.2.1 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-10891 6.4 Peter Thaleikis November 19, 2024
4 Save as PDF plugin by Pdfcrowd <= 4.0.0 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2024-37549 4.4 Cronus July 6, 2024
5 Save as PDF Plugin by Pdfcrowd <= 3.2.3 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-35649 6.4 LVT-tholv2k June 3, 2024
6 Save as PDF plugin by Pdfcrowd <= 3.2.0 - Missing Authorization CVE-2024-33684 6.4 Majed Refaea April 26, 2024
7 Save as PDF Plugin by Pdfcrowd <= 3.1.0 - Authenticated (Admin+) Stored Cross-Site Scripting CVE-2023-5971 4.4 Avatar Mitul Kumar April 18, 2024
8 Save as PDF <= 3.2.1 - Authenticated (Admin+) Stored Cross-Site Scripting CVE-2024-31930 4.4 Myungju Kim, younsoung kim, SeoHyeon Lee, SeoHee Kang April 10, 2024
9 Save as PDF plugin by Pdfcrowd <= 2.16.0 - Authenticated (Administrator+) Stored Cross-Site Scripting via admin settings CVE-2023-40668 4.4 Mahesh Nagabhairava August 21, 2023

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