{"id":"CVE-2026-109361","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-109361","generatedAt":"2026-10-28T01:53:30.431Z","title":"MONAI 1.2.0 before 1.6.1 contains an insecure deserialization vulnerability in nnUNetV2Runner that unpickles the postprocessing_file path read from inference_information.json without confining it to the results directory.","description":"MONAI 1.2.0 before 1.6.1 contains an insecure deserialization vulnerability in nnUNetV2Runner that unpickles the postprocessing_file path read from inference_information.json without confining it to the results directory. Attackers who can modify inference_information.json can point it at a malicious pickle elsewhere on the filesystem to execute code when predict_ensemble_postprocessing runs.","published":"2026-10-12T17:17:34.000Z","lastModified":"2026-10-26T21:17:28.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":7,"severity":"HIGH","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-502"],"affected":[],"epss":{"score":0.00234,"percentile":0.14235,"date":"2026-10-26","history":[{"date":"2026-10-13","score":0.00234,"percentile":0.13274}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.23%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-12T17:17:34.000Z","detail":{"score":"7.0","severity":"HIGH","publishedAt":"2026-10-12T17:17:33.630Z"},"summary":"New CVE, high severity (CVSS 7.0)."}],"references":[{"url":"https://github.com/Project-MONAI/MONAI/commit/08576205c4de3c214976294d1dec8f7b2e78cdb9","source":"disclosure@vulncheck.com"},{"url":"https://github.com/Project-MONAI/MONAI/security/advisories/GHSA-8f32-8649-rv87","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/monai-1.2.0-before-1.6.1-insecure-deserialization-rce-via-nnunetv2runner-postprocessing-file-path","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-109361","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}