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Vulnerability record · CVE-2026-92716 · published 16 September 2026

CVE-2026-92716: Insecure direct object reference vulnerability

Shuffle through 2.2.1 contains a cross-tenant privilege escalation vulnerability in the HandleApiGeneration endpoint that allows administrators to reset and read API keys of non-administrator users in other organizations. Attackers with admin privileges in one organization can supply arbitrary user IDs to generate valid API keys for users in different organizations, enabling account takeover across tenant boundaries.

8.6 CVSS 4.0 High EPSS 0.43% · top 65.6% CWE-639 · Insecure direct object reference Awaiting Analysis
8.6CVSS 4.0 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
6References
24 Sep 2026Last modified by NVD

Description

Shuffle through 2.2.1 contains a cross-tenant privilege escalation vulnerability in the HandleApiGeneration endpoint that allows administrators to reset and read API keys of non-administrator users in other organizations. Attackers with admin privileges in one organization can supply arbitrary user IDs to generate valid API keys for users in different organizations, enabling account takeover across tenant boundaries.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/Shuffle/Shuffle
https://github.com/Shuffle/shuffle-shared/blob/v1.2.50/shared.go#L9888-L9912
https://github.com/Shuffle/shuffle-shared/commit/c1b582e91b429bc7d5ad02e6c22f98234ec67615
https://github.com/geo-chen/oss/blob/main/shuffle.md
https://www.vulncheck.com/advisories/shuffle-through-2.2.1-api-key-reset-cross-tenant-privilege-escalation
https://github.com/geo-chen/oss/blob/main/shuffle.md

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.4CVE-2026-55255Langflow IDOR in responses endpoint allows cross-user flow executionLangflow before 1.9.1 has an insecure direct object reference in the /api/v1/responses endpoint. An authenticated attacker can supply another user's …KEVEPSS 0.89%analysed

Source: NIST National Vulnerability Database (record CVE-2026-92716), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.