CVE-2026-15463: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in sslzen SSL Zen — SSL Certificate Installer & HTTPS Redirects
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.
AI Analysis
Technical Summary
CVE-2026-15463 is a reflected cross-site scripting vulnerability in the SSL Zen WordPress plugin (versions up to 4.7.42). The vulnerability occurs due to improper neutralization of input in the 'host' parameter, enabling unauthenticated attackers to inject malicious scripts that execute in the context of a victim's browser if the victim is tricked into clicking a crafted link. This issue is specifically exploitable during the system_requirements stage of the plugin's operation.
Potential Impact
Successful exploitation can lead to the execution of arbitrary scripts in the context of the victim's browser, potentially allowing attackers to steal sensitive information or perform actions on behalf of the user. The vulnerability requires user interaction (clicking a malicious link) and affects confidentiality and integrity but does not impact availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
No official patch or fix is currently documented. Users should monitor the vendor's advisory for updates. Until a fix is released, avoid exposing the plugin's system_requirements stage to untrusted users and exercise caution with links involving the 'host' parameter. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
CVE-2026-15463: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in sslzen SSL Zen — SSL Certificate Installer & HTTPS Redirects
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.
CVSS v3.1
Score 6.1medium
Affected software
sslzen
SSL Zen — SSL Certificate Installer & HTTPS Redirects
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-15463 is a reflected cross-site scripting vulnerability in the SSL Zen WordPress plugin (versions up to 4.7.42). The vulnerability occurs due to improper neutralization of input in the 'host' parameter, enabling unauthenticated attackers to inject malicious scripts that execute in the context of a victim's browser if the victim is tricked into clicking a crafted link. This issue is specifically exploitable during the system_requirements stage of the plugin's operation.
Potential Impact
Successful exploitation can lead to the execution of arbitrary scripts in the context of the victim's browser, potentially allowing attackers to steal sensitive information or perform actions on behalf of the user. The vulnerability requires user interaction (clicking a malicious link) and affects confidentiality and integrity but does not impact availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
No official patch or fix is currently documented. Users should monitor the vendor's advisory for updates. Until a fix is released, avoid exposing the plugin's system_requirements stage to untrusted users and exercise caution with links involving the 'host' parameter. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-07-10T20:16:25.137Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aae3e0055bf5e2cf54897cb
Added to database: 09/19/2026, 07:47:12 UTC
Last enriched: 09/19/2026, 08:02:53 UTC
Last updated: 09/20/2026, 00:07:25 UTC
Views: 9
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