CVE-2023-4704: Instantcms

Medium severity, CVSS 4.9. EPSS: 0.9% chance of exploitation in the next 30 days.

External Control of System or Configuration Setting in GitHub repository instantsoft/icms2 prior to 2.16.1-git.

Affected products

• Instantcms Instantcms: before 2.16.1 (fixed in 2.16.1)

Published 2023-09-01. Last modified 2026-06-17.