CVE-2026-91925
High
Description
Polyaxon through 2.16.4 renders operation specification fields with an unsandboxed Jinja2 environment during server-side run preparation, allowing authenticated users to execute arbitrary code. Attackers can submit runs with Jinja2 payloads in queue, namespace, conditions, presets, or dependencies fields to execute operating system commands in the scheduler process context, exposing database credentials and service tokens.
SeverityHigh
CVSS8.8
Exploit probability56. percentile0.8%
ProductPolyaxon
PublishedSep 15, 2026
First seenSep 15, 2026
Weakness typeCWE-1336CWE-1336
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| polyaxon polyaxon | v ≤ 2.16.4 | — |
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