{"cve":"CVE-2026-44484","nvd":{"published":"2026-05-14T15:16:48.933","modified":"2026-07-15T02:21:54.583","status":"Modified","description":"PyTorch Lightning is a deep learning framework to pretrain and finetune AI models. Versions 2.6.2 and 2.6.2 have introduced functionality consistent with a credential harvesting mechanism.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":9.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-506","CWE-829"],"references":["https://github.com/Lightning-AI/pytorch-lightning/security/advisories/GHSA-w37p-236h-pfx3","https://access.redhat.com/security/cve/CVE-2026-44484","https://bugzilla.redhat.com/show_bug.cgi?id=2477476","https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44484.json"],"products":["lightningai:pytorch_lightning"],"source":"nvd","synced_at":"2026-10-19T22:35:16.954578616+00:00"},"epss":{"cve":"CVE-2026-44484","score":0.00392,"percentile":0.33399,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-w37p-236h-pfx3","url":"https://osv.dev/vulnerability/GHSA-w37p-236h-pfx3","summary":"Compromise of PyTorch Lightning PyPi Package Versions","modified":"2026-09-10T17:26:04.327761200Z","packages":[{"ecosystem":"PyPI","name":"pytorch-lightning","purl":"pkg:pypi/pytorch-lightning","ranges":["2.6.2"],"fixed":[]},{"ecosystem":"PyPI","name":"pytorch-lightning","purl":"pkg:pypi/pytorch-lightning","ranges":["2.6.3"],"fixed":[]}]},{"id":"PYSEC-2026-3973","url":"https://osv.dev/vulnerability/PYSEC-2026-3973","summary":"Compromise of PyTorch Lightning PyPi Package Versions","modified":"2026-09-10T17:26:04.327761200Z","packages":[{"ecosystem":"PyPI","name":"lightning","purl":"pkg:pypi/lightning","ranges":[">=2.6.2 <2.6.4"],"fixed":["2.6.4"]}]},{"id":"PYSEC-2026-508","url":"https://osv.dev/vulnerability/PYSEC-2026-508","summary":"Compromise of PyTorch Lightning PyPi Package Versions","modified":"2026-09-10T17:26:04.327761200Z","packages":[{"ecosystem":"PyPI","name":"pytorch-lightning","purl":"pkg:pypi/pytorch-lightning","ranges":[">=2.6.2 <2.6.4"],"fixed":["2.6.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}