CVE-2024-43156: WordPress Post Grid Master plugin <= 3.4.10 - Reflected Cross Site Scripting (XSS) vulnerability

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-08-12 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in AddonMaster Post Grid Master allows Reflected XSS.This issue affects Post Grid Master: from n/a through 3.4.10.

Affected products

AddonMaster Post Grid Master: before 3.4.11 — fixed in 3.4.11

How to fix

Upgrade to a fixed version: AddonMaster Post Grid Master 3.4.11. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/vulnerability/ajax-filter-posts/wordpress-post-grid-master-plugin-3-4-10-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

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