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OpenAdvisories
Medium · 6.5 CVE-2026-54324 EUVD-2026-38562GHSA-qwxf-2m7m-2m3xGO-2026-5598

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

Published Jun 23, 2026 · Updated Jun 25, 2026 · Assigned by GitHub_M

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.

Affected products

VendorProductAffectedFixed
daytonaio daytona < 0.185.0 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
openSUSE Leap 16.0 govulncheck-vulndb 0.0.20260723T184607-160000.1.1 openSUSE-SU-2026:21483-1

Affected packages

EcosystemPackageAffectedFixedRecord
Go github.com/daytonaio/daytona < 0.185.0 0.185.0 GHSA-qwxf-2m7m-2m3x

Advisories 1

References