{"id":"CVE-2026-42572","state":"PUBLISHED","title":"Hatchet: Cross-tenant information disclosure in `listTasksByDAGIds`","description":"Hatchet is a platform for orchestrating background tasks, AI agents, and durable workflows at scale. Prior to 0.83.39, a missing authorization directive on the GET /api/v1/stable/dags/tasks endpoint caused Hatchet's tenant-membership check to be skipped for this route. A user authenticated to any tenant on the same Hatchet instance could query the endpoint with another tenant's UUID and a DAG UUID belonging to that tenant, and receive task metadata for that DAG. This vulnerability is fixed in 0.83.39.","publishedAt":"2026-05-14T16:58:43.026Z","updatedAt":"2026-05-15T18:05:26.585Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["hatchet-dev hatchet"],"affected":[{"vendor":"hatchet-dev","product":"hatchet","versions":[{"version":"< 0.83.38","status":"affected"}]}],"references":["https://github.com/hatchet-dev/hatchet/security/advisories/GHSA-55gc-6fmc-fpx9"],"weaknesses":["CWE-639","CWE-863"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/42xxx/CVE-2026-42572.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-42572","state":"PUBLISHED","datePublished":"2026-05-14T16:58:43.026Z","dateUpdated":"2026-05-15T18:05:26.585Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-04-28T17:26:12.084Z"},"containers":{"cna":{"title":"Hatchet: Cross-tenant information disclosure in `listTasksByDAGIds`","descriptions":[{"lang":"en","value":"Hatchet is a platform for orchestrating background tasks, AI agents, and durable workflows at scale. Prior to 0.83.39, a missing authorization directive on the GET /api/v1/stable/dags/tasks endpoint caused Hatchet's tenant-membership check to be skipped for this route. A user authenticated to any tenant on the same Hatchet instance could query the endpoint with another tenant's UUID and a DAG UUID belonging to that tenant, and receive task metadata for that DAG. This vulnerability is fixed in 0.83.39."}],"affected":[{"vendor":"hatchet-dev","product":"hatchet","versions":[{"version":"< 0.83.38","status":"affected"}]}],"references":[{"url":"https://github.com/hatchet-dev/hatchet/security/advisories/GHSA-55gc-6fmc-fpx9","name":"https://github.com/hatchet-dev/hatchet/security/advisories/GHSA-55gc-6fmc-fpx9","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"CWE-639: Authorization Bypass Through User-Controlled Key","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"CWE-863: Incorrect Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-14T16:58:43.026Z"},"source":{"advisory":"GHSA-55gc-6fmc-fpx9","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-15T16:44:37.841756Z","id":"CVE-2026-42572","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-15T18:05:26.585Z"}}]}}}