CVE-2026-86781CWE-287

CVE-2026-86781

Medium · published September 11, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
7.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00179 · 7.1th percentile
Weakness
CWE-287 · Improper Authentication
Published
2026-09-11T11:16Z
References (1)
https://wpscan.com/vulnerability/858977f8-8ea3-4d3d-8967-31567f6786ff/ · [email protected]
EPSS history
Timeline
  • 12 SEP 03:22Z
    EPSS moved — → 0%
    epss
  • 11 SEP 06:00Z
    SSL Zen < 4.7.40 - Subscriber+ TLS Private Key Disclosure
    cvelistv5