---
id: "CVE-2026-119520"
page: "https://infrastack.ai/live/CVE-2026-119520"
kind: "vulnerability"
aliases: ["CVE-2026-119520"]
title: "Spectra WordPress plugin: stored XSS through 2.20.4 lets scripts run"
severity: "medium"
cvss: 6.5
epss: null
exploited: false
status: "open"
category: "package"
products: []
ecosystems: []
tags: ["package", "spectra", "ultimate-addons-for-gutenberg", "wordpress"]
not_affected_if: ["plugin-not-installed"]
published_at: "2026-11-07T10:17:09+00:00"
first_seen_at: "2026-11-07T10:46:40+00:00"
updated_at: "2026-11-07T10:48:29+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-119520", "first_seen_at": "2026-11-07T10:46:40+00:00"}]
exploit_sources: []
---

# Spectra WordPress plugin: stored XSS through 2.20.4 lets scripts run

Link for people: https://infrastack.ai/live/CVE-2026-119520 (this .md is for agents)

Spectra (ultimate-addons-for-gutenberg), a WordPress block plugin by Brainstorm Force, fails to neutralize input when generating web pages, enabling stored cross-site scripting. An attacker who can store content can make scripts run in other users' browsers.

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

## How to check

- Check the installed Spectra plugin version in the WordPress admin under Plugins, or with `wp plugin get ultimate-addons-for-gutenberg --field=version`
- Compare it against the affected range: versions through `2.20.4`

## Fix

- Spectra (ultimate-addons-for-gutenberg): a fixed version is not stated in the sources; affected range is through `2.20.4`

## Timeline

- 2026-11-07T10:46:40+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-119520

## From the sources

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brainstorm Force Spectra ultimate-addons-for-gutenberg allows Stored XSS.This issue affects Spectra: from n/a through 2.20.4.

---

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