---
id: "CVE-2026-128834"
page: "https://infrastack.ai/live/CVE-2026-128834"
kind: "vulnerability"
aliases: ["CVE-2026-128834"]
title: "Spectra WordPress plugin: missing authorization check exposes access control"
severity: "medium"
cvss: 5.3
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: "2026-11-13T13:18:21+00:00"
first_seen_at: "2026-11-13T13:46:52+00:00"
updated_at: "2026-11-13T13:48:02+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-128834", "first_seen_at": "2026-11-13T13:46:52+00:00"}]
exploit_sources: []
---

# Spectra WordPress plugin: missing authorization check exposes access control

Link for people: https://infrastack.ai/live/CVE-2026-128834 (this .md is for agents)

Spectra (ultimate-addons-for-gutenberg), a WordPress block plugin by Brainstorm Force, has a missing authorization check. The sources say it allows exploiting incorrectly configured access control, which may let a user reach functions they should not.

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

## How to check

- Check the installed Spectra version in the WordPress admin Plugins page, or with `wp plugin get ultimate-addons-for-gutenberg --field=version`

## Fix

- Spectra: versions after `2.20.5` are affected range end; the sources do not name the fixed version

## Timeline

- 2026-11-13T13:46:52+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-128834

## From the sources

Missing Authorization vulnerability in Brainstorm Force Spectra ultimate-addons-for-gutenberg allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Spectra: from n/a through 2.20.5.

---

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