CVE-2021-44657

PoC ×2—

CVSS 3.1

8.8 high

EPSS

2%p84

Published

Dec 15, 2021 (Dec 15, 2021)

Modified

Jun 17, 2026

Description

In StackStorm versions prior to 3.6.0, the jinja interpreter was not run in sandbox mode and thus allows execution of unsafe system commands. Jinja does not enable sandboxed mode by default due to backwards compatibility. Stackstorm now sets sandboxed mode for jinja by default.

Vendors: stackstorm
Products: stackstorm
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.5%)

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