---
id: "CVE-2026-56056"
kind: "vulnerability"
aliases: ["CVE-2026-56056"]
title: "The Post Grid WordPress plugin: stored XSS through version 7.9.7"
severity: "medium"
cvss: 6.5
epss: null
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["other", "self-hosted", "the-post-grid", "wordpress"]
not_affected_if: ["plugin-not-installed"]
published_at: "2026-10-29T13:17:13+00:00"
first_seen_at: "2026-10-29T13:25:08+00:00"
updated_at: "2026-10-29T13:25:34+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56056", "first_seen_at": "2026-10-29T13:25:08+00:00"}]
---

# The Post Grid WordPress plugin: stored XSS through version 7.9.7

The Post Grid, a WordPress plugin by Mamunur Rashid, fails to neutralize input when generating pages, allowing stored cross-site scripting. An attacker who can store content on the site can run scripts in other visitors' browsers.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed version of The Post Grid (`the-post-grid`) in the WordPress plugins screen or its plugin header.

## Fix

- The Post Grid (`the-post-grid`): move to a version later than `7.9.7`; the exact fixed version is unknown.

## Timeline

- 2026-10-29T13:25:08+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-56056

## From the sources

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Mamunur Rashid The Post Grid the-post-grid allows Stored XSS.This issue affects The Post Grid: from n/a through 7.9.7.

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_