CVE-2026-15463

SSL Zen <= 4.7.42 - Reflected Cross-Site Scripting via 'uri' and 'host' Parameters

Published Sep 19, 2026 CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
Description
The SSL Zen — SSL Certificate Installer & HTTPS Redirects plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'host' parameter in all versions up to, and including, 4.7.42 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. The vulnerability is only exploitable when in the system_requirements stage.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Sslzen
Sslzen ssl Zen
Wordpress-extensions
Wordpress-extensions ssl Zen
Vendors & Products Sslzen
Sslzen ssl Zen
Wordpress-extensions
Wordpress-extensions ssl Zen
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description The SSL Zen — SSL Certificate Installer & HTTPS Redirects plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'host' parameter in all versions up to, and including, 4.7.42 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. The vulnerability is only exploitable when in the system_requirements stage.
Title SSL Zen <= 4.7.42 - Reflected Cross-Site Scripting via 'uri' and 'host' Parameters
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Sep 19, 2026, 2:01 PM
Reserved
Jul 10, 2026, 8:16 PM
Status
Deferred
Published
Sep 19, 2026, 8:16 AM
Modified
Sep 21, 2026, 1:33 PM