{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-31254", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-05-11T15:41:48.221Z", "dateReserved": "2026-03-09T00:00:00.000Z", "datePublished": "2026-05-11T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-05-11T15:41:48.221Z"}, "descriptions": [{"lang": "en", "value": "The flash-attention project thru commit e724e2588cbe754beb97cf7c011b5e7e34119e62 (2025-13-04) contains a code injection vulnerability (CWE-94) in its training script. The script registers the Python eval() function as a Hydra configuration resolver under the name eval. This allows configuration files to execute arbitrary Python code via the ${eval:...} syntax. An attacker can exploit this by providing a malicious configuration file, leading to arbitrary code execution when the training script is run with that configuration."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://www.notion.so/CVE-2026-31254-35d1e139318881a19003f0d635ff00df"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "The flash-attention project thru commit e724e2588cbe754beb97cf7c011b5e7e34119e62 (2025-13-04) contains a code injection vulnerability (CWE-94) in its training script. The script registers the Python eval() function as a Hydra configuration resolver under the name eval. This allows configuration files to execute arbitrary Python code via the ${eval:...} syntax. An attacker can exploit this by providing a malicious configuration file, leading to arbitrary code execution when the training script is run with that configuration."}], "id": "CVE-2026-31254", "lastModified": "2026-05-11T17:16:20.423", "metrics": {}, "published": "2026-05-11T17:16:20.423", "references": [{"source": "cve@mitre.org", "url": "https://www.notion.so/CVE-2026-31254-35d1e139318881a19003f0d635ff00df"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "e724e2588cbe754beb97cf7c011b5e7e34119e62"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "flash-attention", "vendor": "dao-ailab"}], "created": "2026-05-11T18:00:14.271944+00:00", "title": "Code Injection via eval Resolver in flash\u2011attention Training Script", "updated": "2026-05-12T09:23:33.597638+00:00", "vendors": ["dao-ailab", "dao-ailab$PRODUCT$flash-attention"], "weaknesses": ["CWE-94"]}