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CVE-2025-4775: WordPress Infinite Scroll – Ajax Load More <= 7.4.0.1 - Authenticated(Contributor+) Stored Cross-Site Scripting

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-17 · updated 2026-06-17
• Weakness: CWE-79

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.

Affected products

• dcooney Ajax Load More – Infinite Scroll, Load More, & Lazy Load: through 7.4.0.1

References

• https://plugins.trac.wordpress.org/browser/ajax-load-more/tags/7.3.1.2/build/frontend/ajax-load-more.min.js
• https://www.wordfence.com/threat-intel/vulnerabilities/id/614bdce2-bd87-4516-b1a5-028ffc08b238?source=cve

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