CVE-2022-30118: Concretecms Concrete CMS

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

Title for CVE: XSS in /dashboard/system/express/entities/forms/save_control/[GUID]: old browsers only.Description: When using Internet Explorer with the XSS protection disabled, editing a form control in an express entities form for Concrete 8.5.7 and below as well as Concrete 9.0 through 9.0.2 can allow XSS. This cannot be exploited in modern-day web browsers due to an automatic input escape mechanism. Concrete CMS Security team ranked this vulnerability 2 with CVSS v3.1 Vector AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N. Thanks zeroinside for reporting.

Affected products

• Concretecms Concrete CMS: before 8.5.8 (fixed in 8.5.8); from 9.0.0, before 9.1.0 (fixed in 9.1.0)

Published 2022-06-24. Last modified 2026-06-17.