---
id: "CVE-2026-119303"
page: "https://infrastack.ai/live/CVE-2026-119303"
kind: "vulnerability"
aliases: ["CVE-2026-119303"]
title: "NotificationX WordPress plugin: unauthenticated REST route lets anyone send emails"
severity: "medium"
cvss: null
epss: null
exploited: false
status: "open"
category: "package"
products: [{"name": "NotificationX", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["notificationx", "package", "wordpress"]
not_affected_if: ["plugin-version-3.3.7-or-later"]
published_at: "2026-11-11T06:17:16+00:00"
first_seen_at: "2026-11-11T06:25:41+00:00"
updated_at: "2026-11-11T06:27:36+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-119303", "first_seen_at": "2026-11-11T06:25:41+00:00"}]
exploit_sources: []
---

# NotificationX WordPress plugin: unauthenticated REST route lets anyone send emails

Link for people: https://infrastack.ai/live/CVE-2026-119303 (this .md is for agents)

The NotificationX WordPress plugin before 3.3.7 has a REST route with no permission or nonce check. Anyone on the internet can change a plugin option and repeatedly make the site send emails through its own mail server.

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

## Affected

- vendor:NotificationX affected range not listed fixed no fixed version listed

## How to check

- Check the installed NotificationX plugin version in the WordPress admin Plugins page; versions below `3.3.7` are in scope.

## Fix

- NotificationX plugin: `3.3.7` or later (per the advisory summary).

## Timeline

- 2026-11-11T06:25:41+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-119303

## From the sources

The NotificationX  WordPress plugin before 3.3.7 does not perform any capability or nonce check on one of its REST routes, allowing unauthenticated users to update a NotificationX  WordPress plugin before 3.3.7 option and to repeatedly trigger emails sent through the site's own mail server.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_