CVE-2026-33154: Dynaconf

High severity, CVSS 8.1. EPSS: 0.5% chance of exploitation in the next 30 days.

dynaconf is a configuration management tool for Python. Prior to version 3.2.13, Dynaconf is vulnerable to Server-Side Template Injection (SSTI) due to unsafe template evaluation in the @Jinja resolver. When the jinja2 package is installed, Dynaconf evaluates template expressions embedded in configuration values without a sandboxed environment. This issue has been patched in version 3.2.13.

Affected products

• Dynaconf Dynaconf: before 3.2.13 (fixed in 3.2.13)

Published 2026-03-20. Last modified 2026-06-17.