psmplugins SupportCandy Plugin up to 3.5.3 on WordPress name cross site scripting

Summaryinfo

A vulnerability classified as problematic was found in psmplugins SupportCandy Plugin up to 3.5.3. The impacted element is an unknown function. Executing a manipulation of the argument Name can lead to cross site scripting. This vulnerability is handled as CVE-2026-94378. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in psmplugins SupportCandy Plugin up to 3.5.3 and classified as problematic. This vulnerability affects an unknown function. The manipulation of the argument name with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

The SupportCandy – AI Customer Support Ticket System & Live Chatbot Agent plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'name' parameter in all versions up to, and including, 3.5.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This exploit chain requires the 'Register user if not exists' setting to be disabled, which is its default configuration.

The advisory is available at wordfence.com. This vulnerability was named CVE-2026-94378 since 09/21/2026. The exploitation appears to be easy. The attack can be initiated remotely. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-91878). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• WordPress Plugin

Vendor

• psmplugins

Name

• SupportCandy Plugin

Version

• 3.5.0
• 3.5.1
• 3.5.2
• 3.5.3

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

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• 🔒
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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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