CVE-2026-37171

State: Published
Severity: 5.9 Medium
Published: Aug 7, 2026
Updated: Sep 9, 2026
Reserved: Apr 6, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	5.9 Medium	CVSS:3.1/AC:H/AV:N/A:N/C:H/I:L/PR:L/S:U/UI:N	mitre

Weaknesses

CWE-863 Incorrect Authorization

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://whitenbaker.com/supertokens-core-multitenant-advisory
https://whitenbaker.com/supertokens-core-multitenant-advisory/exploit
http://www.openwall.com/lists/oss-security/2026/09/09/4

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