CVE-2026-2506
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
2Description
The EM Cost Calculator plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 2.3.1. This is due to the plugin storing attacker-controlled 'customer_name' data and rendering it in the admin customer list without output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts that execute when an administrator views the EMCC Customers page.
Analysis
Stored cross-site scripting in the EM Cost Calculator WordPress plugin up to version 2.3.1 allows unauthenticated attackers to inject malicious scripts through the customer name field, which execute when administrators access the customer list. An attacker can exploit this to steal admin credentials or perform unauthorized actions within the WordPress environment. …
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Remediation
Within 30 days: Identify affected systems running for WordPress is vulnerable to Stored Cross-Site Scripting i and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.
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External POC / Exploit Code
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