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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
daytonaio daytona affected
Version Status Constraints
< 0.185.0 affected —

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Project Subscriptions

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-qwxf-2m7m-2m3x Daytona: Cross-tenant data leak in notification WebSocket gateway via unverified organizationId join
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/daytonaio/daytona/security/advisories/GHSA-qwxf-2m7m-2m3x cve-icon
History

Tue, 23 Jun 2026 18:15:00 +0000

Type Values Removed Values Added
Description 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.
Title Daytona: Cross-tenant data leak in notification WebSocket gateway via unverified organizationId join
Weaknesses CWE-639
CWE-863
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-06-23T18:07:23.745Z

Reserved: 2026-06-12T18:42:02.223Z

Link: CVE-2026-54324

cve-icon Vulnrichment

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cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-23T21:45:07Z

Weaknesses