CVE-2020-18121: Indexhibit

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

A configuration issue in Indexhibit 2.1.5 allows authenticated attackers to modify .php files, leading to getshell.

Affected products

• Indexhibit Indexhibit: version 2.1.5 only

Published 2021-08-30. Last modified 2026-06-17.