CVE-2022-4466: WordPress Infinite Scroll - Ajax Load More < 5.6.0.3 - Contributor+ Stored XSS

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-03-13 · updated 2026-06-17
Weakness: CWE-79

Description

The WordPress Infinite Scroll WordPress plugin before 5.6.0.3 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Affected products

dcooney Ajax Load More – Infinite Scroll, Load More, & Lazy Load: before 5.6.0.3 — fixed in 5.6.0.3

How to fix

Upgrade to a fixed version: dcooney Ajax Load More – Infinite Scroll, Load More, & Lazy Load 5.6.0.3. Check the vendor advisory for mitigations.

References

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