CVE-2025-4775: WordPress Infinite Scroll – Ajax Load More <= 7.4.0.1 - Authenticated(Contributor+) Stored Cross-Site Scripting
Description
The WordPress Infinite Scroll – Ajax Load More plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the data-button-label HTML attribute in all versions up to, and including, 7.4.0.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Classification
CVE ID: CVE-2025-4775
CVSS Base Severity: MEDIUM
CVSS Base Score: 6.4
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Problem Types
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Affected Products
Vendor: dcooney
Product: WordPress Infinite Scroll – Ajax Load More
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.03% (probability of being exploited)
EPSS Percentile: 6.4% (scored less or equal to compared to others)
EPSS Date: 2025-06-20 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2025-4775https://www.wordfence.com/threat-intel/vulnerabilities/id/614bdce2-bd87-4516-b1a5-028ffc08b238?source=cve
https://plugins.trac.wordpress.org/browser/ajax-load-more/tags/7.3.1.2/build/frontend/ajax-load-more.min.js