CVE-2026-92716

Critical

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.

SeverityCritical

CVSS9.6

Exploit probability—

ProductShuffle

PublishedSep 16, 2026

First seenSep 16, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Patches

github.com/Shuffle/shuffle-shared/commit/c1b582e91b429bc7d5ad02e6c22f98234ec67615

Affected products

Product	Affected versions	Fixed in
Shuffle Shuffle	v ≤ 2.2.1	—

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