---
id: CVE-2026-110383
title: >-
  WordPress Electronic Signature Add-on for Fluent Forms plugin <= 2.0.5 -
  Insecure Direct Object References (IDOR) vulnerability
summary: >-
  Authorization Bypass Through User-Controlled Key vulnerability in WP
  E-Signature Electronic Signature Add-on for Fluent Forms
  signature-fluent-contract-forms-add-on allows Exploiting Incorrectly
  Configured Access Control Security Levels.…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cvssSource: cna
cwe:
  - CWE-639
vendor: WP E-Signature
product: signature-fluent-contract-forms-add-on
affected:
  - signature-fluent-contract-forms-add-on <= 2.0.5
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-10-18T11:22:44.650844Z'
published: '2026-10-18'
updated: '2026-10-18'
sourceUpdated: '2026-10-18T11:42:55.982Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-110383'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/signature-fluent-contract-forms-add-on/vulnerability/wordpress-electronic-signature-add-on-for-fluent-forms-plugin-2-0-5-insecure-direct-object-references-idor-vulnerability?_s_id=cve
tags:
  - cve.org
ingestedAt: '2026-10-18T11:40:26.641Z'
---

## Overview

Authorization Bypass Through User-Controlled Key vulnerability in WP E-Signature Electronic Signature Add-on for Fluent Forms signature-fluent-contract-forms-add-on allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Electronic Signature Add-on for Fluent Forms: from n/a through 2.0.5.

## Affected

- `signature-fluent-contract-forms-add-on <= 2.0.5`

## Remediation

Update the WordPress Electronic Signature Add-on for Fluent Forms plugin to the latest available version (at least 2.0.6).