High severity8.8NVD Advisory· Published Dec 15, 2021· Updated Jun 17, 2026
CVE-2021-44657
CVE-2021-44657
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- StackStorm/StackStormdescription
- Range: <3.6.0
Patches
Vulnerability mechanics
References
4- github.com/StackStorm/st2/pull/5359nvdPatchThird Party Advisory
- github.com/pallets/jinja/issues/549nvdExploitIssue TrackingThird Party Advisory
- podalirius.net/en/articles/python-vulnerabilities-code-execution-in-jinja-templates/nvdExploitThird Party Advisory
- stackstorm.com/2021/12/16/stackstorm-v3-6-0-released/nvdRelease NotesVendor Advisory
News mentions
0No linked articles in our index yet.