XSS in Pdfcrowd Save As Pdf Plugin By
CVE-2026-0862
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.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.002 (13.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Pdfcrowd Save As Pdf Plugin By — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-0862?
- CVE-2026-0862 is a medium-severity vulnerability in Pdfcrowd Save As Pdf Plugin By, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-01-24.
- How severe is CVE-2026-0862?
- Medium severity. CVSS v3 base score is 6.1 out of 10.