---
id: CVE-2026-86781
title: >-
  The SSL Zen — SSL Certificate Installer & HTTPS Redirects WordPress plugin
  before 4.7.40 does not perform capability or nonce checks on a
  certificate-file download routine that runs early in the WordPress admin
  request lifecycle, allowin…
summary: >-
  The SSL Zen — SSL Certificate Installer & HTTPS Redirects WordPress plugin
  before 4.7.40 does not perform capability or nonce checks on a
  certificate-file download routine that runs early in the WordPress admin
  request lifecycle, allowin…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-287
product: SSL Zen — SSL Certificate Installer & HTTPS Redirects
affected:
  - ssl_zen_ssl_certificate_installer_https_redirects < 4.7.40
published: '2026-09-11'
updated: '2026-09-11'
sourceUpdated: '2026-09-11T17:35:21.440'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86781'
references:
  - url: 'https://wpscan.com/vulnerability/858977f8-8ea3-4d3d-8967-31567f6786ff/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-11T09:59:28.245553Z'
ingestedAt: '2026-09-13T19:05:23.352Z'
epss: 0.00179
epssPercentile: 0.06625
---

## Overview

The SSL Zen — SSL Certificate Installer & HTTPS Redirects WordPress plugin before 4.7.40 does not perform capability or nonce checks on a certificate-file download routine that runs early in the WordPress admin request lifecycle, allowing any authenticated user, including Subscribers, to download the site's TLS private key, certificates, and diagnostic logs.

## Remediation

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