{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-67429","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-07-29T15:07:24.991Z","datePublished":"2026-07-29T18:50:43.378Z","dateUpdated":"2026-07-29T19:04:19.327Z"},"containers":{"cna":{"title":"Flyto2 Core: Arbitrary file write via image.download (and other file-writing modules)","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-73","lang":"en","description":"CWE-73: External Control of File Name or Path","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":10,"baseSeverity":"CRITICAL","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/flytohub/flyto-core/security/advisories/GHSA-2956-977x-2w3r","tags":["x_refsource_CONFIRM"],"url":"https://github.com/flytohub/flyto-core/security/advisories/GHSA-2956-977x-2w3r"},{"name":"https://github.com/flytohub/flyto-core/commit/d5f89d71303e3c1e6418d347c5c55fcd173cc8cc","tags":["x_refsource_MISC"],"url":"https://github.com/flytohub/flyto-core/commit/d5f89d71303e3c1e6418d347c5c55fcd173cc8cc"},{"name":"https://github.com/flytohub/flyto-core/releases/tag/v2.26.6","tags":["x_refsource_MISC"],"url":"https://github.com/flytohub/flyto-core/releases/tag/v2.26.6"}],"affected":[{"vendor":"flytohub","product":"flyto-core","versions":[{"version":"< 2.26.6","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-29T18:50:43.378Z"},"descriptions":[{"lang":"en","value":"Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.6, image.download and related file-writing modules use caller-controlled output_dir instead of validate_path_with_env_config and its FLYTO_SANDBOX_DIR confinement, allowing attacker-controlled response bytes to be written to arbitrary filesystem paths the process can access. This issue is fixed in version 2.26.6."}],"source":{"advisory":"GHSA-2956-977x-2w3r","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/flytohub/flyto-core/security/advisories/GHSA-2956-977x-2w3r","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-29T19:04:15.145181Z","id":"CVE-2026-67429","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-29T19:04:19.327Z"}}]}}