---
id: CVE-2026-37171
title: A lack of tenant separation in SuperTokens Inc
summary: >-
  A lack of tenant separation in SuperTokens Inc. SuperTokens Core v6.0.0 to
  v11.4.0 allows an authenticated party in one tenant to access sessions, data,
  and endpoints of another tenant.
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N'
cwe:
  - CWE-863
published: '2026-08-07'
updated: '2026-09-09'
sourceUpdated: '2026-09-09T17:17:20.673'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-37171'
references:
  - url: 'https://whitenbaker.com/supertokens-core-multitenant-advisory'
    label: cve@mitre.org
  - url: 'http://www.openwall.com/lists/oss-security/2026/09/09/4'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://whitenbaker.com/supertokens-core-multitenant-advisory/'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-08-07T17:32:36.261000Z'
epss: 0.00312
epssPercentile: 0.21424
ingestedAt: '2026-09-09T17:16:03.094Z'
---

## Overview

A lack of tenant separation in SuperTokens Inc. SuperTokens Core v6.0.0 to v11.4.0 allows an authenticated party in one tenant to access sessions, data, and endpoints of another tenant.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.