{"id":"CVE-2026-73658","state":"PUBLISHED","title":"Trigger.dev: Cross-tenant object store read and write via URL path traversal","description":"Trigger.dev is a platform for building and deploying fully managed AI agents and workflows. From 4.4.2 until 4.5.0-rc.5, Aws4FetchClient.buildUrl() and Aws4FetchClient.presign() in apps/webapp/app/v3/objectStoreClient.server.ts assign user-controlled packet keys to URL.pathname, while apps/webapp/app/routes/api.v1.packets.$.ts accepts params[\"*\"] without rejecting dot segments and uses findResource: async () => 1 without per-resource ownership validation. WHATWG path normalization collapses .. segments before signing, allowing a caller with a valid environment API key to obtain presigned URLs for another tenant's object-store keys and read or overwrite task payloads. This issue is fixed in version 4.5.0-rc.5.","publishedAt":"2026-08-13T21:16:59.110Z","updatedAt":"2026-08-14T16:30:13.661Z","severity":{"score":8.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["triggerdotdev trigger.dev"],"affected":[{"vendor":"triggerdotdev","product":"trigger.dev","versions":[{"version":">= 4.4.2, < 4.5.0-rc.5","status":"affected"}]}],"references":["https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-888c-px7m-736v","https://github.com/triggerdotdev/trigger.dev/pull/3830","https://github.com/triggerdotdev/trigger.dev/commit/db4074df54db06b0656becf3f974345c90fa202e","https://github.com/triggerdotdev/trigger.dev/releases/tag/v4.5.0-rc.5"],"weaknesses":["CWE-20","CWE-22","CWE-862"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/73xxx/CVE-2026-73658.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-73658","state":"PUBLISHED","datePublished":"2026-08-13T21:16:59.110Z","dateUpdated":"2026-08-14T16:30:13.661Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-13T14:04:09.605Z"},"containers":{"cna":{"title":"Trigger.dev: Cross-tenant object store read and write via URL path traversal","descriptions":[{"lang":"en","value":"Trigger.dev is a platform for building and deploying fully managed AI agents and workflows. From 4.4.2 until 4.5.0-rc.5, Aws4FetchClient.buildUrl() and Aws4FetchClient.presign() in apps/webapp/app/v3/objectStoreClient.server.ts assign user-controlled packet keys to URL.pathname, while apps/webapp/app/routes/api.v1.packets.$.ts accepts params[\"*\"] without rejecting dot segments and uses findResource: async () => 1 without per-resource ownership validation. WHATWG path normalization collapses .. segments before signing, allowing a caller with a valid environment API key to obtain presigned URLs for another tenant's object-store keys and read or overwrite task payloads. This issue is fixed in version 4.5.0-rc.5."}],"affected":[{"vendor":"triggerdotdev","product":"trigger.dev","versions":[{"version":">= 4.4.2, < 4.5.0-rc.5","status":"affected"}]}],"references":[{"url":"https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-888c-px7m-736v","name":"https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-888c-px7m-736v","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/triggerdotdev/trigger.dev/pull/3830","name":"https://github.com/triggerdotdev/trigger.dev/pull/3830","tags":["x_refsource_MISC"]},{"url":"https://github.com/triggerdotdev/trigger.dev/commit/db4074df54db06b0656becf3f974345c90fa202e","name":"https://github.com/triggerdotdev/trigger.dev/commit/db4074df54db06b0656becf3f974345c90fa202e","tags":["x_refsource_MISC"]},{"url":"https://github.com/triggerdotdev/trigger.dev/releases/tag/v4.5.0-rc.5","name":"https://github.com/triggerdotdev/trigger.dev/releases/tag/v4.5.0-rc.5","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","lang":"en","description":"CWE-20: Improper Input Validation","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-862","lang":"en","description":"CWE-862: Missing Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-13T21:16:59.110Z"},"source":{"advisory":"GHSA-888c-px7m-736v","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-888c-px7m-736v","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-14T16:29:49.410317Z","id":"CVE-2026-73658","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-14T16:30:13.661Z"}}]}}}