CVE-2022-30118

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-06-24 · updated 2026-06-17
Weakness: CWE-79

Description

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

Concrete CMS: before 8.5.8; from 9.0.0 before 9.1.0 — fixed in 8.5.8, 9.1.0

How to fix

Upgrade to a fixed version: Concrete CMS 8.5.8, 9.1.0. Check the vendor advisory for mitigations.

References

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