{"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"}}]}}

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