---
id: "CVE-2026-114711"
kind: "vulnerability"
aliases: ["CVE-2026-114711"]
title: "MultiVendorX: subscriber stored XSS in versions up to 5.0.20"
severity: "medium"
cvss: 6.5
epss: null
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["marketplace-plugin", "multivendorx", "package", "wordpress"]
not_affected_if: ["plugin-not-installed", "version-above-5.0.20"]
published_at: "2026-10-30T19:18:12+00:00"
first_seen_at: "2026-10-30T19:25:28+00:00"
updated_at: "2026-10-30T19:26:26+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-114711", "first_seen_at": "2026-10-30T19:25:28+00:00"}]
---

# MultiVendorX: subscriber stored XSS in versions up to 5.0.20

MultiVendorX versions up to 5.0.20 contain a cross-site scripting flaw reachable by a subscriber-level user. An attacker can get script to run in another user's browser session.

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

## How to check

- Look up the installed MultiVendorX plugin version in the WordPress admin plugins list or the plugin's main file header.

## Fix

- Move to a version later than `5.0.20`; the exact fixed version is unknown.

## Timeline

- 2026-10-30T19:25:28+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-114711

## From the sources

Subscriber Cross Site Scripting (XSS) in MultiVendorX <= 5.0.20 versions.

---

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