CVE-2026-33154

Name: CVE-2026-33154
Creator: NVD / NIST
Published: 2026-03-20T21:17:15.74+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2026-33154 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8.1/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.53%

40.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dynaconf	Dynaconf	< 3.2.13

References

https://github.com/dynaconf/dynaconf/commit/2fbb45ee36b8c0caa5b924fe19f3c1a5e8603fa7Patch
https://github.com/dynaconf/dynaconf/releases/tag/3.2.13Release Notes
https://github.com/dynaconf/dynaconf/security/advisories/GHSA-pxrr-hq57-q35pExploit, Vendor Advisory

Timeline

Published: Mar 20, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-33154?

How severe is CVE-2026-33154?

CVE-2026-33154 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2026-33154?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-33154?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST