---
id: "CVE-2026-116398"
kind: "vulnerability"
aliases: ["CVE-2026-116398"]
title: "Content Slider Block WordPress plugin: stored XSS through 3.2.1"
severity: "medium"
cvss: 6.5
epss: null
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["package", "self-hosted", "wordpress"]
not_affected_if: ["plugin-not-installed"]
published_at: "2026-10-26T18:17:44+00:00"
first_seen_at: "2026-10-26T18:31:44+00:00"
updated_at: "2026-10-26T18:33:57+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-116398", "first_seen_at": "2026-10-26T18:31:44+00:00"}]
---

# Content Slider Block WordPress plugin: stored XSS through 3.2.1

The bPlugins Content Slider Block WordPress plugin, versions through 3.2.1, fails to neutralize input when generating pages, which allows stored cross-site scripting. An attacker who can store content in the plugin can run script in the browser of later visitors, including administrators.

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

## How to check

- Check the installed version of the Content Slider Block plugin in the WordPress admin plugin list or in `wp-content/plugins/content-slider-block`.
- Review the plugin's version header for `3.2.1` or lower.

## Fix

- Update the Content Slider Block plugin to a version later than `3.2.1`; the fixed version is unknown from the sources.
- Until patched, restrict who can add or edit slider content.

## Timeline

- 2026-10-26T18:31:44+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-116398

## From the sources

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in bPlugins Content Slider Block content-slider-block allows Stored XSS.This issue affects Content Slider Block: from n/a through 3.2.1.

---

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