CVE-2025-24671 CRITICAL

CVE-2025-24671: WordPress Save as PDF Plugin by Pdfcrowd Plugin <= 4.4.0 - PHP Object Injection vulnerability

Vendor Pdfcrowd Dev Team

Product Save as PDF

Weakness CWE-502 · Unsafe deserialization

Published January 27, 2025

Last update May 11, 2026

View on NVD All CVEs

CVSS base score

9.8/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality High

Integrity High

CVSS vector

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

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in Pdfcrowd Dev Team Save as PDF save-as-pdf-by-pdfcrowd allows Object Injection.This issue affects Save as PDF: from n/a through <= 4.4.0.

Explanation of Vulnerability in Simple Terms

02Summary

The Save as PDF plugin for WordPress versions 4.4.0 and earlier contains a deserialization vulnerability that allows unauthenticated attackers to run arbitrary code on the site. The vulnerability requires no user interaction and can be exploited remotely over the network. An attacker can gain full control of the WordPress installation, including reading sensitive data, modifying content, and disrupting service.

What an attacker can do

03Attacker Capabilities

Run arbitrary code on the site and gain full control of WordPress without authentication.

Potential impact on your site

04Site Impact

Complete compromise of the WordPress site, including data theft, malware injection, and service disruption.

Conditions required to exploit

05Prerequisites

Network access to the site; no authentication or user interaction required.

Key dates

06Disclosure timeline

January 27, 2025 CVE published

May 11, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-24671 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/502.html AskarLabs — CWE-502 write-up Deserialization of Untrusted Data

Related vulnerabilities