---
id: CVE-2026-78278
title: >-
  Subscriber Insecure Direct Object References (IDOR) in Fluent Boards Pro <=
  2.0.11 versions.
summary: >-
  Subscriber Insecure Direct Object References (IDOR) in Fluent Boards Pro <=
  2.0.11 versions.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-639
published: '2026-08-24'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T15:10:00.207'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-78278'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/fluent-boards-pro/vulnerability/wordpress-fluent-boards-pro-plugin-2-0-11-insecure-direct-object-references-idor-vulnerability?_s_id=cve
    label: audit@patchstack.com
tags:
  - nvd
epss: 0.00313
epssPercentile: 0.22297
ingestedAt: '2026-10-12T15:55:08.113Z'
---

## Overview

Subscriber Insecure Direct Object References (IDOR) in Fluent Boards Pro <= 2.0.11 versions.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.