{"action":"Upgrade monai to 1.6.0 or later.","affected":[{"fixed":"1.6.0","introduced":"0"}],"component":"monai","cve_ids":["CVE-2026-100843"],"ecosystem":"PyPI","epss":0.00305,"exploited":false,"fixed_versions":["1.6.0"],"ghsa_id":"GHSA-qxq5-qhx6-94qw","id":"tcs_01M5KH99RVF9QMP72SX66YQP4P","modified_at":"2026-10-01T09:15:05.392132320Z","published_at":"2026-09-27T02:17:22.853Z","references":["https://osv.dev/vulnerability/PYSEC-2026-4018","https://www.vulncheck.com/advisories/monai-before-1.6.0-remote-code-execution-via-algo-from-pickle","https://github.com/Project-MONAI/MONAI/security/advisories/GHSA-qxq5-qhx6-94qw"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"PYSEC-2026-4018","url":"https://osv.dev/vulnerability/PYSEC-2026-4018"},{"source":"nvd","source_id":"CVE-2026-100843","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-100843"}],"summary":"MONAI versions before 1.6.0 contain a remote code execution vulnerability in the algo_from_pickle() function due to unsafe pickle.loads() deserialization in monai/auto3dseg/utils.py. Attackers can cra"}