CVE-2026-3431
Critical · 9.8CVSS
9.8
EPSS
0.7%
Published
Mar 2, 2026
CISA due date
—
The record
On SimStudio version below to 0.5.74, the MongoDB tool endpoints accept arbitrary connection parameters from the caller without authentication or host restrictions. An attacker can leverage these endpoints to connect to any reachable MongoDB instance and perform unauthorized operations including reading, modifying, and deleting data.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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