{"id":"CVE-2026-73658","aliases":["EUVD-2026-58480","GHSA-888c-px7m-736v"],"status":"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 () =\u003e 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.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00412,"percentile":0.35798,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-22","CWE-862"],"published":"2026-08-13T21:16:59Z","modified":"2026-10-28T02:31:06Z","products":[{"vendor":"triggerdotdev","product":"trigger.dev"}],"references":[{"url":"https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-888c-px7m-736v","tags":["x_refsource_CONFIRM","exploit","advisory"]},{"url":"https://github.com/triggerdotdev/trigger.dev/pull/3830","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/triggerdotdev/trigger.dev/commit/db4074df54db06b0656becf3f974345c90fa202e","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/triggerdotdev/trigger.dev/releases/tag/v4.5.0-rc.5","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73658.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73658","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-73658","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 () =\u003e 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.","status":"published","published":"2026-08-13T21:16:59.11Z","modified":"2026-08-14T16:30:13.661Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-20","CWE-22","CWE-862"],"updated_at":"2026-11-02T13:43:33.766176Z"}],"euvd":[{"id":"EUVD-2026-58480","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.$.ts accepts params[\"*\"] without rejecting dot segments and uses findResource: async () =\u003e 1 without per-resource ownership validation. WHATWG path normalization collapses .. segments before signing, allowing a caller with a valid environment API key to obtain presigned URLs for another tenant's object-store keys and read or overwrite task payloads. This issue is fixed in version 4.5.0-rc.5.","status":"published","published":"2026-08-13T21:16:59Z","modified":"2026-08-14T16:30:13Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T18:01:54.570698Z"}],"nvd":[{"id":"CVE-2026-73658","description":"Trigger.dev is a platform for building and deploying fully managed AI agents and workflows. From 4.4.2 until 4.5.0-rc.5, Aws4FetchClient.buildUrl() and Aws4FetchClient.presign() in apps/webapp/app/v3/objectStoreClient.server.ts assign user-controlled packet keys to URL.pathname, while apps/webapp/app/routes/api.v1.packets.$.ts accepts params[\"*\"] without rejecting dot segments and uses findResource: async () =\u003e 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.","status":"published","published":"2026-08-13T22:17:27.19Z","modified":"2026-09-08T20:56:50.52Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-20","CWE-22","CWE-862"],"updated_at":"2026-11-02T14:12:37.557758Z"}],"osv":[{"id":"CVE-2026-73658","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 () =\u003e 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.","status":"published","published":"2026-08-13T21:16:59.11Z","modified":"2026-10-28T02:31:06.12773068Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-20","CWE-22","CWE-862"],"updated_at":"2026-11-02T15:45:16.365946Z"}]}}