Wp-Lab WP-Lister Lite for eBay Plugin up to 3.8.9 on WordPress Ajax Cron cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Wp-Lab WP-Lister Lite for eBay Plugin up to 3.8.9. This affects an unknown function of the component Ajax Cron Handler. The manipulation leads to cross site scripting. This vulnerability is listed as CVE-2026-18595. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in Wp-Lab WP-Lister Lite for eBay Plugin up to 3.8.9. It has been rated as problematic. This issue affects an unknown functionality of the component Ajax Cron Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

The WP-Lister Lite for eBay plugin for WordPress is vulnerable to Stored Cross-Site Scripting via AJAX Cron Handler Request Parameter in all versions up to, and including, 3.8.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The advisory is shared at wordfence.com. The identification of this vulnerability is CVE-2026-18595 since 08/02/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• WordPress Plugin

Vendor

• Wp-Lab

Name

• WP-Lister Lite for eBay Plugin

Version

• 3.8.0
• 3.8.1
• 3.8.2
• 3.8.3
• 3.8.4
• 3.8.5
• 3.8.6
• 3.8.7
• 3.8.8
• 3.8.9

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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