TI-2024-28827 Aliases CVE-2024-43156 GHSA-4p53-mpmm-4v8c

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

LOW 31CWE-79Published 2024-08-12 · Updated 2026-04-28

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00271 19th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
AddonMaster	Post Grid Master	up to 3.4.10	—	No fix listed	CNA

Post Grid Master VendorAddonMaster Affected up to 3.4.10 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:addonmaster:post_grid_master::::::wordpress::*	before 3.4.11	Vulnerable	AddonMaster

cpe:2.3:a:addonmaster:post_grid_master:*:*:*:*:*:wordpress:*:* Versions before 3.4.11 Vulnerable ·AddonMaster

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-43156
2026-10-03 Alias added: GHSA-4p53-mpmm-4v8c

References

Advisory 1

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

TI-2024-10788 Post Grid Master <= 3.4.12 - Missing Authorization to Unauthenticated Local PHP File Inclusion CVSS 3.1CRITICAL 9.8
TI-2025-22244 WordPress Post Grid Master plugin <= 3.4.17 - Broken Access Control vulnerability CVSS 3.1HIGH 8.8
TI-2025-18450 WordPress Post Grid Master plugin <= 3.4.12 - Local File Inclusion vulnerability CVSS 3.1MEDIUM 6.5
TI-2024-22712 WordPress Post Grid Master plugin <= 3.4.7 - Broken Access Control vulnerability CVSS 3.1MEDIUM 5.3
TI-2024-22730 WordPress Post Grid Master plugin <= 3.4.8 - Auth. Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
TI-2025-04559 Post Grid Master <= 3.4.13 - Reflected Cross-Site Scripting via argsArray['read_more_text'] CVSS 3.1MEDIUM 6.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences