CVE-2026-54324 (GCVE-0-2026-54324)

Vulnerability from cvelistv5 – Published: 2026-06-23 18:07 – Updated: 2026-06-23 18:07
VLAI
Title
Daytona: Cross-tenant data leak in notification WebSocket gateway via unverified organizationId join
Summary
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.
Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
  • CWE-863 - Incorrect Authorization
Assigner
References
Impacted products
Vendor Product Version
daytonaio daytona Affected: < 0.185.0
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "product": "daytona",
          "vendor": "daytonaio",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 0.185.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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\u0027s notification WebSocket gateway allowed any authenticated user to subscribe to another organization\u0027s realtime notification channel and passively receive that organization\u0027s events. This vulnerability is fixed in 0.185.0."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "CWE-639: Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-863",
              "description": "CWE-863: Incorrect Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-23T18:07:23.745Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/daytonaio/daytona/security/advisories/GHSA-qwxf-2m7m-2m3x",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/daytonaio/daytona/security/advisories/GHSA-qwxf-2m7m-2m3x"
        }
      ],
      "source": {
        "advisory": "GHSA-qwxf-2m7m-2m3x",
        "discovery": "UNKNOWN"
      },
      "title": "Daytona: Cross-tenant data leak in notification WebSocket gateway via unverified organizationId join"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-54324",
    "datePublished": "2026-06-23T18:07:23.745Z",
    "dateReserved": "2026-06-12T18:42:02.223Z",
    "dateUpdated": "2026-06-23T18:07:23.745Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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