{"id":"CVE-2026-73657","state":"PUBLISHED","title":"Trigger.dev: Cross-tenant payload poisoning via packet write + replay","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.4, `POST /api/v1/runs/:runParam/replay` in apps/webapp/app/routes/api.v1.runs.$runParam.replay.ts uses `prisma.taskRun.findUnique({ where: { friendlyId: runParam } })` without a runtimeEnvironmentId filter, then ReplayTaskRunService in apps/webapp/app/v3/services/replayTaskRun.server.ts replays the selected run in the victim environment. Any valid environment API key can therefore replay another tenant's run by friendlyId, consuming victim resources and repeating side effects; when `payloadType: \"application/store\"` is used, overrideExistingPayloadPacket() calls conditionallyImportPacket() on existingTaskRun.payload without an integrity check, so payload bytes overwritten through a separate object-store path-traversal vulnerability become attacker-controlled input to the victim task. This issue is fixed in version 4.5.0-rc.4.","publishedAt":"2026-08-13T21:15:13.982Z","updatedAt":"2026-08-17T17:18:31.643Z","severity":{"score":4.2,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","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.4","status":"affected"}]}],"references":["https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-jx48-qfwm-xq67","https://github.com/triggerdotdev/trigger.dev/pull/3756","https://github.com/triggerdotdev/trigger.dev/commit/e1950778e2f2007e2d432b8f8a8fc89531c51f19","https://github.com/triggerdotdev/trigger.dev/releases/tag/v4.5.0-rc.4"],"weaknesses":["CWE-22","CWE-345","CWE-639"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/73xxx/CVE-2026-73657.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-73657","state":"PUBLISHED","datePublished":"2026-08-13T21:15:13.982Z","dateUpdated":"2026-08-17T17:18:31.643Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-13T14:04:09.605Z"},"containers":{"cna":{"title":"Trigger.dev: Cross-tenant payload poisoning via packet write + replay","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.4, `POST /api/v1/runs/:runParam/replay` in apps/webapp/app/routes/api.v1.runs.$runParam.replay.ts uses `prisma.taskRun.findUnique({ where: { friendlyId: runParam } })` without a runtimeEnvironmentId filter, then ReplayTaskRunService in apps/webapp/app/v3/services/replayTaskRun.server.ts replays the selected run in the victim environment. Any valid environment API key can therefore replay another tenant's run by friendlyId, consuming victim resources and repeating side effects; when `payloadType: \"application/store\"` is used, overrideExistingPayloadPacket() calls conditionallyImportPacket() on existingTaskRun.payload without an integrity check, so payload bytes overwritten through a separate object-store path-traversal vulnerability become attacker-controlled input to the victim task. This issue is fixed in version 4.5.0-rc.4."}],"affected":[{"vendor":"triggerdotdev","product":"trigger.dev","versions":[{"version":">= 4.4.2, < 4.5.0-rc.4","status":"affected"}]}],"references":[{"url":"https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-jx48-qfwm-xq67","name":"https://github.com/triggerdotdev/trigger.dev/security/advisories/GHSA-jx48-qfwm-xq67","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/triggerdotdev/trigger.dev/pull/3756","name":"https://github.com/triggerdotdev/trigger.dev/pull/3756","tags":["x_refsource_MISC"]},{"url":"https://github.com/triggerdotdev/trigger.dev/commit/e1950778e2f2007e2d432b8f8a8fc89531c51f19","name":"https://github.com/triggerdotdev/trigger.dev/commit/e1950778e2f2007e2d432b8f8a8fc89531c51f19","tags":["x_refsource_MISC"]},{"url":"https://github.com/triggerdotdev/trigger.dev/releases/tag/v4.5.0-rc.4","name":"https://github.com/triggerdotdev/trigger.dev/releases/tag/v4.5.0-rc.4","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":4.2,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","version":"3.1"}}],"problemTypes":[{"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-345","lang":"en","description":"CWE-345: Insufficient Verification of Data Authenticity","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"CWE-639: Authorization Bypass Through User-Controlled Key","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-13T21:15:13.982Z"},"source":{"advisory":"GHSA-jx48-qfwm-xq67","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-17T17:14:03.402915Z","id":"CVE-2026-73657","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":"2026-08-17T17:18:31.643Z"}}]}}}