CVE-2026-90710: Taisan Tarzan-CMS

High severity, CVSS 7.3. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability was determined in taisan tarzan-cms 1.0.0. This issue affects the function openConnection of the file com/tarzan/cms/modules/admin/service/biz/ThemeService.java of the component Theme Download Function. Executing a manipulation of the argument httpUrl can lead to server-side request forgery. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

• Taisan Tarzan-CMS: version 1.0.0 only

Published 2026-09-14. Last modified 2026-09-16.