{"cve":"CVE-2025-3730","nvd":{"published":"2025-04-16T21:15:48.700","modified":"2026-06-17T09:20:34.200","status":"Analyzed","description":"A vulnerability, which was classified as problematic, was found in PyTorch 2.6.0. Affected is the function torch.nn.functional.ctc_loss of the file aten/src/ATen/native/LossCTC.cpp. The manipulation leads to denial of service. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The name of the patch is 46fc5d8e360127361211cb237d5f9eef0223e567. It is recommended to apply a patch to fix this issue. The security policy of the project warns to use unknown models which might establish malicious effects.","cvss_v4":{"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","score":4.8},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-404"],"references":["https://github.com/pytorch/pytorch/issues/150835","https://github.com/pytorch/pytorch/issues/150835#issue-2979082232","https://github.com/pytorch/pytorch/pull/150981","https://github.com/timocafe/tewart-pytorch/commit/46fc5d8e360127361211cb237d5f9eef0223e567","https://vuldb.com/?ctiid.305076"],"products":["linuxfoundation:pytorch"],"source":"nvd","synced_at":"2026-10-19T22:01:11.054312287+00:00"},"epss":{"cve":"CVE-2025-3730","score":0.00331,"percentile":0.26347,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-887c-mr87-cxwp","url":"https://osv.dev/vulnerability/GHSA-887c-mr87-cxwp","summary":"PyTorch Improper Resource Shutdown or Release vulnerability","modified":"2026-09-10T03:50:23.660138570Z","packages":[{"ecosystem":"PyPI","name":"torch","purl":"pkg:pypi/torch","ranges":["<2.8.0"],"fixed":["2.8.0"]}]},{"id":"PYSEC-2026-1970","url":"https://osv.dev/vulnerability/PYSEC-2026-1970","summary":"PyTorch Improper Resource Shutdown or Release vulnerability","modified":"2026-07-07T17:56:13.049049052Z","packages":[{"ecosystem":"PyPI","name":"torch","purl":"pkg:pypi/torch","ranges":["<2.8.0"],"fixed":["2.8.0"]}]}],"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."]}