{"schema_version":1,"title":"pytorch-lightning (PyPI) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 9 vulnerabilities in pytorch-lightning (PyPI): 0 in the last 7 days and 7 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2021-4118, was published on 10 September 2026.","url":"https://junglewise.ai/threats/technologies/pytorch-lightning","json_url":"https://junglewise.ai/threats/technologies/pytorch-lightning.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/pytorch-lightning","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":9,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":5,"last_90_days":7,"last_365_days":9},"latest":[{"cve":"CVE-2021-4118","cvss":3.1,"epss":0.0098,"slug":"cve-2021-4118-pytorch-lightning-deserialization-of-untrusted-data","title":"PYSEC-2026-3968 - pytorch-lightning is vulnerable to Deserialization of Untrusted Data","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.525571+00:00","url":"https://junglewise.ai/threats/cve-2021-4118-pytorch-lightning-deserialization-of-untrusted-data"},{"cve":"CVE-2024-8020","cvss":3,"epss":0.0063,"slug":"cve-2024-8020-pytorch-lightning-denial-of-service-vulnerability","title":"PYSEC-2026-3971 - PyTorch Lightning denial of service vulnerability","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.491957+00:00","url":"https://junglewise.ai/threats/cve-2024-8020-pytorch-lightning-denial-of-service-vulnerability"},{"cve":"CVE-2022-0845","cvss":3.1,"epss":0.0098,"slug":"cve-2022-0845-code-injection-in-pytorch-lightning","title":"PyTorch Lightning code injection via eval()","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.429529+00:00","url":"https://junglewise.ai/threats/cve-2022-0845-code-injection-in-pytorch-lightning"},{"cve":"CVE-2024-5980","cvss":3,"epss":0.0132,"slug":"cve-2024-5980-pytorch-lightning-vulnerable-to-arbitrary-file-write-via-v1-runs","title":"PYSEC-2026-3975 - pytorch-lightning vulnerable to Arbitrary File Write via /v1/runs API endpoint","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.333094+00:00","url":"https://junglewise.ai/threats/cve-2024-5980-pytorch-lightning-vulnerable-to-arbitrary-file-write-via-v1-runs"},{"cve":"CVE-2024-5452","cvss":3,"epss":0.2683,"slug":"cve-2024-5452-remote-code-execution-in-pytorch-lightning","title":"PYSEC-2026-3974 - Remote code execution in pytorch lightning","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.315719+00:00","url":"https://junglewise.ai/threats/cve-2024-5452-remote-code-execution-in-pytorch-lightning"},{"cve":"CVE-2026-58659","cvss":7.8,"epss":0.0063,"slug":"cve-2026-58659-pytorch-lightning-remote-code-execution-in-load-from-checkpoint","title":"PyTorch Lightning remote code execution in load_from_checkpoint","severity":"high","exploited":false,"published_at":"2026-07-15T18:16:48.743+00:00","url":"https://junglewise.ai/threats/cve-2026-58659-pytorch-lightning-remote-code-execution-in-load-from-checkpoint"},{"cve":"CVE-2024-8019","cvss":3,"epss":0.0112,"slug":"cve-2024-8019-pytorch-lightning-path-traversal-vulnerability","title":"PYSEC-2026-507 - PyTorch Lightning path traversal vulnerability","severity":"low","exploited":false,"published_at":"2026-06-29T11:50:34.262484+00:00","url":"https://junglewise.ai/threats/cve-2024-8019-pytorch-lightning-path-traversal-vulnerability"},{"cve":"CVE-2026-44484","cvss":9.8,"epss":0.0067,"slug":"cve-2026-44484-pytorch-lightning-malicious-code-injection-in-pypi-packages","title":"PyTorch Lightning malicious code injection in PyPI packages","severity":"critical","exploited":false,"published_at":"2026-05-14T15:16:48.933+00:00","url":"https://junglewise.ai/threats/cve-2026-44484-pytorch-lightning-malicious-code-injection-in-pypi-packages"},{"cve":"CVE-2026-31221","cvss":7.8,"epss":0.0055,"slug":"cve-2026-31221-lightning-ai-pytorch-lightning-insecure-deserialization-in","title":"Lightning AI PyTorch Lightning insecure deserialization in checkpoint loading","severity":"high","exploited":false,"published_at":"2026-05-12T16:16:14.02+00:00","url":"https://junglewise.ai/threats/cve-2026-31221-lightning-ai-pytorch-lightning-insecure-deserialization-in"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":1},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":5},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"open-webui (PyPI)","slug":"open-webui","vulnerabilities":156,"url":"https://junglewise.ai/threats/technologies/open-webui"},{"name":"nltk (PyPI)","slug":"nltk","vulnerabilities":74,"url":"https://junglewise.ai/threats/technologies/nltk"},{"name":"picklescan (PyPI)","slug":"picklescan","vulnerabilities":74,"url":"https://junglewise.ai/threats/technologies/picklescan"},{"name":"openbabel (PyPI)","slug":"openbabel","vulnerabilities":48,"url":"https://junglewise.ai/threats/technologies/openbabel"},{"name":"apache-superset (PyPI)","slug":"apache-superset","vulnerabilities":44,"url":"https://junglewise.ai/threats/technologies/apache-superset"},{"name":"apache-airflow (PyPI)","slug":"apache-airflow","vulnerabilities":40,"url":"https://junglewise.ai/threats/technologies/apache-airflow"},{"name":"tensorflow-gpu (PyPI)","slug":"tensorflow-gpu","vulnerabilities":37,"url":"https://junglewise.ai/threats/technologies/tensorflow-gpu"},{"name":"tensorflow-cpu (PyPI)","slug":"tensorflow-cpu","vulnerabilities":34,"url":"https://junglewise.ai/threats/technologies/tensorflow-cpu"},{"name":"weblate (PyPI)","slug":"weblate","vulnerabilities":33,"url":"https://junglewise.ai/threats/technologies/weblate"},{"name":"mcp-atlassian (PyPI)","slug":"mcp-atlassian","vulnerabilities":30,"url":"https://junglewise.ai/threats/technologies/mcp-atlassian"},{"name":"crawl4ai (PyPI)","slug":"crawl4ai","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/crawl4ai"},{"name":"moin (PyPI)","slug":"moin","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/moin"}],"technology":{"hub":true,"name":"pytorch-lightning (PyPI)","slug":"pytorch-lightning","vendor":{"name":"PyPI","slug":"pypi","url":"https://junglewise.ai/threats/vendors/pypi"},"aliases":[],"homepage":"https://lightning.ai/","repo_url":"https://github.com/Lightning-AI/pytorch-lightning","description":"A high-level interface for training and deploying PyTorch models.","url":"https://junglewise.ai/threats/technologies/pytorch-lightning"},"most_severe":[{"cve":"CVE-2026-44484","cvss":9.8,"epss":0.0067,"slug":"cve-2026-44484-pytorch-lightning-malicious-code-injection-in-pypi-packages","title":"PyTorch Lightning malicious code injection in PyPI packages","severity":"critical","exploited":false,"published_at":"2026-05-14T15:16:48.933+00:00","url":"https://junglewise.ai/threats/cve-2026-44484-pytorch-lightning-malicious-code-injection-in-pypi-packages"},{"cve":"CVE-2026-58659","cvss":7.8,"epss":0.0063,"slug":"cve-2026-58659-pytorch-lightning-remote-code-execution-in-load-from-checkpoint","title":"PyTorch Lightning remote code execution in load_from_checkpoint","severity":"high","exploited":false,"published_at":"2026-07-15T18:16:48.743+00:00","url":"https://junglewise.ai/threats/cve-2026-58659-pytorch-lightning-remote-code-execution-in-load-from-checkpoint"},{"cve":"CVE-2026-31221","cvss":7.8,"epss":0.0055,"slug":"cve-2026-31221-lightning-ai-pytorch-lightning-insecure-deserialization-in","title":"Lightning AI PyTorch Lightning insecure deserialization in checkpoint loading","severity":"high","exploited":false,"published_at":"2026-05-12T16:16:14.02+00:00","url":"https://junglewise.ai/threats/cve-2026-31221-lightning-ai-pytorch-lightning-insecure-deserialization-in"},{"cve":"CVE-2021-4118","cvss":3.1,"epss":0.0098,"slug":"cve-2021-4118-pytorch-lightning-deserialization-of-untrusted-data","title":"PYSEC-2026-3968 - pytorch-lightning is vulnerable to Deserialization of Untrusted Data","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.525571+00:00","url":"https://junglewise.ai/threats/cve-2021-4118-pytorch-lightning-deserialization-of-untrusted-data"},{"cve":"CVE-2022-0845","cvss":3.1,"epss":0.0098,"slug":"cve-2022-0845-code-injection-in-pytorch-lightning","title":"PyTorch Lightning code injection via eval()","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.429529+00:00","url":"https://junglewise.ai/threats/cve-2022-0845-code-injection-in-pytorch-lightning"},{"cve":"CVE-2024-5452","cvss":3,"epss":0.2683,"slug":"cve-2024-5452-remote-code-execution-in-pytorch-lightning","title":"PYSEC-2026-3974 - Remote code execution in pytorch lightning","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.315719+00:00","url":"https://junglewise.ai/threats/cve-2024-5452-remote-code-execution-in-pytorch-lightning"},{"cve":"CVE-2024-5980","cvss":3,"epss":0.0132,"slug":"cve-2024-5980-pytorch-lightning-vulnerable-to-arbitrary-file-write-via-v1-runs","title":"PYSEC-2026-3975 - pytorch-lightning vulnerable to Arbitrary File Write via /v1/runs API endpoint","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.333094+00:00","url":"https://junglewise.ai/threats/cve-2024-5980-pytorch-lightning-vulnerable-to-arbitrary-file-write-via-v1-runs"},{"cve":"CVE-2024-8019","cvss":3,"epss":0.0112,"slug":"cve-2024-8019-pytorch-lightning-path-traversal-vulnerability","title":"PYSEC-2026-507 - PyTorch Lightning path traversal vulnerability","severity":"low","exploited":false,"published_at":"2026-06-29T11:50:34.262484+00:00","url":"https://junglewise.ai/threats/cve-2024-8019-pytorch-lightning-path-traversal-vulnerability"},{"cve":"CVE-2024-8020","cvss":3,"epss":0.0063,"slug":"cve-2024-8020-pytorch-lightning-denial-of-service-vulnerability","title":"PYSEC-2026-3971 - PyTorch Lightning denial of service vulnerability","severity":"low","exploited":false,"published_at":"2026-09-10T16:42:38.491957+00:00","url":"https://junglewise.ai/threats/cve-2024-8020-pytorch-lightning-denial-of-service-vulnerability"}],"generated_at":"2026-09-26T13:07:00.120236+00:00"}