by Kastro
Paper/Archive/CVE-2026-37171

CVE-2026-37171

mitre — A lack of tenant separation in SuperTokens Inc.

EPSS 0.3%public exploitCVSS 9.6
critical.is priorityof 100
44
CVSS 9.6 (NVD)9.6 / 10 × 3028.8Not in CISA KEV+300.0EPSS percentile 24.1.241 × 204.8Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
n/an/a–CNA

Scores by source

NVD9.6CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
mitre (CNA)5.9CVSS:3.1/AC:H/AV:N/A:N/C:H/I:L/PR:L/S:U/UI:N
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: partial

References

refwhitenbaker.com/supertokens-core-multitenant-advisoryexploitwhitenbaker.com/supertokens-core-multitenant-advisoryrefopenwall.com/lists/oss-security/2026/09/09/4