CVE-2026-48129

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{"affected": [{"affectedData": [{"product": "kestra", "vendor": "kestra-io", "versions": [{"status": "affected", "version": "< 1.0.43"}, {"status": "affected", "version": ">= 1.1.0, < 1.1.19"}, {"status": "affected", "version": ">= 1.2.0, < 1.2.19"}, {"status": "affected", "version": ">= 1.3.0, < 1.3.19"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Kestra is an open-source, event-driven orchestration platform. Prior to versions 1.3.19, 1.2.19, 1.1.19, and 1.0.43, Kestra task `inputFiles` writes rendered file names directly under the task working directory. When a flow forwards untrusted execution or webhook data into an `inputFiles` file name, a caller can use `../` path segments to create or overwrite files outside that task working directory on the worker filesystem. Versions 1.3.19, 1.2.19, 1.1.19, and 1.0.43 patch the issue."}, {"lang": "es", "value": "Kestra es una plataforma de orquestaci\u00f3n de c\u00f3digo abierto, impulsada por eventos. Antes de las versiones 1.3.19, 1.2.19, 1.1.19 y 1.0.43, la tarea \u2019inputFiles\u2019 de Kestra escribe los nombres de archivo renderizados directamente en el directorio de trabajo de la tarea. Cuando un flujo reenv\u00eda datos de ejecuci\u00f3n no confiables o de webhook a un nombre de archivo de \u2019inputFiles\u2019, una entidad que llama puede usar segmentos de ruta \u2019.. / \u2019 para crear o sobrescribir archivos fuera de ese directorio de trabajo de la tarea en el sistema de archivos del trabajador. Las versiones 1.3.19, 1.2.19, 1.1.19 y 1.0.43 parchean el problema."}], "id": "CVE-2026-48129", "lastModified": "2026-10-25T23:10:00.167", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-48129", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-23T02:25:07.180951Z", "version": "2.0.3"}}]}, "published": "2026-06-19T21:16:59.413", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/kestra-io/kestra/security/advisories/GHSA-q3fw-mvgv-pjr2"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/kestra-io/kestra/security/advisories/GHSA-q3fw-mvgv-pjr2"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.0.43)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.1.0,1.1.19)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.2.0,1.2.19)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[1.3.0,1.3.19)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "kestra", "source": "cna", "vendor": "kestra-io"}, "product": "kestra", "vendor": "kestra-io"}], "created": "2026-06-19T21:15:16.826050+00:00", "updated": "2026-06-19T22:00:06.980262+00:00", "vendors": ["kestra-io", "kestra-io$PRODUCT$kestra"]}