---
id: "CVE-2026-110380"
kind: "vulnerability"
aliases: ["CVE-2026-110380"]
title: "WP Event Solution WordPress plugin: missing authorization check through 4.1.26"
severity: "medium"
cvss: 5.3
epss: null
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["package", "self-hosted", "wordpress", "wp-event-solution"]
not_affected_if: ["plugin-not-installed"]
published_at: "2026-10-16T13:16:54+00:00"
first_seen_at: "2026-10-23T21:57:13+00:00"
updated_at: "2026-10-25T04:27:22+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-110380", "first_seen_at": "2026-10-23T21:57:13+00:00"}]
---

# WP Event Solution WordPress plugin: missing authorization check through 4.1.26

WP Event Solution, a WordPress event plugin by Arraytics, has a missing authorization check in versions through 4.1.26. An attacker may reach functions that should be restricted to privileged users.

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

## How to check

- Check the installed plugin version in the WordPress admin under Plugins, or with `wp plugin get wp-event-solution --field=version`
- unknown for other checks; the sources do not say which endpoints are affected

## Fix

- Update WP Event Solution to a version later than `4.1.26`
- unknown for a patched version number; the sources do not give one

## Timeline

- 2026-10-23T21:57:13+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-110380

## From the sources

Missing Authorization vulnerability in Arraytics WP Event Solution wp-event-solution allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WP Event Solution: from n/a through 4.1.26.

---

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