vulnerability
WordPress Plugin: pdfjs-viewer-shortcode: CVE-2021-24759: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 3 | (AV:N/AC:M/Au:S/C:N/I:P/A:N) | Aug 11, 2021 | May 15, 2025 | Apr 30, 2026 |
Severity
3
CVSS
(AV:N/AC:M/Au:S/C:N/I:P/A:N)
Published
Aug 11, 2021
Added
May 15, 2025
Modified
Apr 30, 2026
Description
The PDF.js Viewer WordPress plugin before 2.0.2 does not escape some of its shortcode and Gutenberg Block attributes, which could allow users with a role as low as Contributor to to perform Cross-Site Scripting attacks
Solution
pdfjs-viewer-shortcode-plugin-cve-2021-24759
References
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.