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.
Affected products
supertokens: supertokens
References3
- whitenbaker.com/supertokens-core-multitenant-advisory ExploitThird Party Advisory
- whitenbaker.com/supertokens-core-multitenant-advisory/ ExploitThird Party Advisory
- www.openwall.com/lists/oss-security/2026/09/09/4 Mailing ListThird Party Advisory
Metrics
- CVSS 3.1
-
9.6
CRITICAL
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N - EPSS — exploit probability
- 0% percentile: 17 · as of 12 November 2026
- CWE
- CWE-863
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