CVE-2026-3431

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CVSS 3.1

9.8 critical

EPSS

<1%p28

Published

Mar 2, 2026 (Mar 2, 2026)

Modified

Jun 17, 2026

Description

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.

Vendors: sim
Products: sim
Weakness: CWE-862
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

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