CVE-2023-34839: Issabel Pbx

Medium severity, CVSS 6.8. EPSS: 0.7% chance of exploitation in the next 30 days.

A Cross Site Request Forgery (CSRF) vulnerability in Issabel issabel-pbx v.4.0.0-6 allows a remote attacker to gain privileges via a Custom CSRF exploit to create new user function in the application.

Affected products

• Issabel Pbx: version 4.0.0-6 only

Published 2023-06-27. Last modified 2026-06-17.