{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-31223", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-05-12T15:15:38.656Z", "dateReserved": "2026-03-09T00:00:00.000Z", "datePublished": "2026-05-12T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-05-12T15:15:38.656Z"}, "descriptions": [{"lang": "en", "value": "The snorkel library thru v0.10.0 contains a critical insecure deserialization vulnerability (CWE-502) in the BaseLabeler.load() method of the BaseLabeler class. The method loads serialized labeler models using the unsafe pickle.load() function on user-supplied file paths without any validation or security controls. Python's pickle module is inherently dangerous for deserializing untrusted data, as it can execute arbitrary code during the deserialization process. A remote attacker can exploit this by providing a maliciously crafted pickle file, leading to arbitrary code execution on the victim's system when the file is loaded via the vulnerable method."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/snorkel-team/snorkel"}, {"url": "https://www.notion.so/CVE-2026-31223-35d1e1393188811ab1d0e4a8a2e67992"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "The snorkel library thru v0.10.0 contains a critical insecure deserialization vulnerability (CWE-502) in the BaseLabeler.load() method of the BaseLabeler class. The method loads serialized labeler models using the unsafe pickle.load() function on user-supplied file paths without any validation or security controls. Python's pickle module is inherently dangerous for deserializing untrusted data, as it can execute arbitrary code during the deserialization process. A remote attacker can exploit this by providing a maliciously crafted pickle file, leading to arbitrary code execution on the victim's system when the file is loaded via the vulnerable method."}], "id": "CVE-2026-31223", "lastModified": "2026-05-12T16:38:07.807", "metrics": {}, "published": "2026-05-12T16:16:14.223", "references": [{"source": "cve@mitre.org", "url": "https://github.com/snorkel-team/snorkel"}, {"source": "cve@mitre.org", "url": "https://www.notion.so/CVE-2026-31223-35d1e1393188811ab1d0e4a8a2e67992"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Awaiting Analysis"}

{}

{"created": "2026-05-12T18:00:12.691341+00:00", "title": "Critical Insecure Deserialization in Snorkel BaseLabeler", "updated": "2026-05-12T18:00:12.691352+00:00", "vendors": [], "weaknesses": ["CWE-502"]}