Vulnerability · Published Sep 25, 2026 · Assigned by Wordfence
CVE-2026-17602SSL Zen <= 4.7.42 - Authenticated (Administrator+) Path Traversal to Arbitrary File Read via 'file_name' Parameter
Medium 4.9
In plain English
A medium-severity path traversal in SSL Zen — SSL Certificate Installer & HTTPS Redirects from sslzen. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).
Official description
The SSL Zen — SSL Certificate Installer & HTTPS Redirects plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 4.7.42 via the 'file_name' parameter parameter. This makes it possible for authenticated attackers, with administrator-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| sslzen | SSL Zen — SSL Certificate Installer & HTTPS Redirects | 0 – through 4.7.42 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/6bf4cc39-3a26-462d-a540-2d53e53dfa66?source=cve
- https://plugins.trac.wordpress.org/browser/ssl-zen/tags/4.7.42/ssl_zen/classes/class.ssl_zen_admin.php#L496
- https://plugins.trac.wordpress.org/browser/ssl-zen/tags/4.7.42/ssl_zen/classes/class.ssl_zen_admin.php#L492
- https://plugins.trac.wordpress.org/browser/ssl-zen/tags/4.7.42/ssl_zen/classes/class.ssl_zen_admin.php#L54
- https://plugins.trac.wordpress.org/browser/ssl-zen/tags/4.7.12/ssl_zen/classes/class.ssl_zen_admin.php#L496
- https://plugins.trac.wordpress.org/browser/ssl-zen/tags/4.7.12/ssl_zen/classes/class.ssl_zen_admin.php#L492
- https://plugins.trac.wordpress.org/browser/ssl-zen/tags/4.7.12/ssl_zen/classes/class.ssl_zen_admin.php#L54
- https://plugins.trac.wordpress.org/changeset?reponame=&old=3701590%40ssl-zen&new=3701590%40ssl-zen