CVE-2026-33154

dynaconf Affected by Remote Code Execution (RCE) via Insecure Template Evaluation in @jinja Resolver

State: Published
Severity: 7.5 High
Published: Mar 20, 2026
Updated: Mar 27, 2026
Reserved: Mar 17, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-1336 Improper Neutralization of Special Elements Used in a Template Engine
CWE-94 Improper Control of Generation of Code ('Code Injection')

Affected Products

Product	Versions
dynaconfdynaconf	< 3.2.13Affected

References

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