CVE-2026-54324 PUBLISHED

Daytona: Cross-tenant data leak in notification WebSocket gateway via unverified organizationId join

Assigner: GitHub_M
Reserved: 12.06.2026 Published: 23.06.2026 Updated: 23.06.2026

Daytona is a secure and elastic infrastructure runtime for AI-generated code execution and agent workflows. Prior to 0.185.0, a cross-tenant authorization flaw in Daytona's notification WebSocket gateway allowed any authenticated user to subscribe to another organization's realtime notification channel and passively receive that organization's events. This vulnerability is fixed in 0.185.0.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS Score: 6.5

Product Status

Vendor daytonaio
Product daytona
Versions
  • Version < 0.185.0 is affected

References

Problem Types

  • CWE-639: Authorization Bypass Through User-Controlled Key CWE
  • CWE-863: Incorrect Authorization CWE