{"data":{"id":"2168a0ec-0812-4235-b596-afdb4765fc09","title":"CVE-2021-4118: pytorch-lightning is vulnerable to Deserialization of Untrusted Data","summary":"CVE-2021-4118 describes Deserialization of Untrusted Data (CWE-502) in pytorch-lightning, reported through huntr.dev. The NVD published the entry on 12/23/2021 and last modified it on 11/21/2024, and the NVD assessment has not yet been provided. The source text does not list the affected versions or describe how an attacker reaches the flaw.","solution":"The source links a commit in the pytorch-lightning GitHub repository (62f1e82e032eb16565e676d39e0db0cac7e34ace) tagged as a patch, but does not state a fixed version or describe the change.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-4118","publishedAt":"2021-12-23T23:15:07.407Z","cveId":"CVE-2021-4118","cweIds":["CWE-502"],"cvssScore":"7.8","cvssSeverity":"high","severity":"high","attackType":["other"],"issueType":"vulnerability","affectedPackages":["pytorch-lightning@< 1.6.0 (fixed: 1.6.0)"],"affectedPackageNames":["pytorch-lightning"],"affectedPackageRefs":["pypi:pytorch-lightning"],"affectedVendors":[],"affectedVendorsRaw":["pytorch-lightning"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"pytorch-lightning deserialization of untrusted data","headlinePromptVersion":"h1","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":"unknown","epssScore":0.01011,"epssCheckedAt":"2026-11-04T00:12:27.299Z","kevDateAdded":null,"advisoryAliases":["GHSA-2vj5-px25-gjrp"],"affectedPackagesSource":"ghsa","affectedPackagesCheckedAt":"2026-10-10T03:58:55.526Z","patchAvailable":true,"disclosureDate":null,"fixReleasedAt":"2022-03-29T19:46:24.191Z","daysToFix":96,"fixCheckedAt":"2026-10-29T21:49:42.474Z","capecIds":["CAPEC-586"],"crossRefCount":0,"attackSophistication":"moderate","impactType":["confidentiality","integrity","availability"],"aiComponentTargeted":"framework","llmSpecific":false,"classifierConfidence":0.95,"researchCategory":null,"atlasIds":null,"fixes":[{"ecosystem":"pypi","name":"pytorch-lightning","fixedVersion":"1.6.0","matchedVersion":"1.6.0","fixReleasedAt":"2022-03-29T19:46:24.191Z","daysToFix":96,"match":"ecosystem","source":"tracked","status":"found","checkedAt":"2026-10-29T21:49:42.302Z"}]}}