{"action":"Upgrade tensorflow-cpu to 1.15.5 or later.","affected":[{"fixed":"1.15.5","introduced":"0"},{"fixed":"2.0.4","introduced":"2.0.0"},{"fixed":"2.1.3","introduced":"2.1.0"},{"fixed":"2.2.2","introduced":"2.2.0"},{"fixed":"2.3.2","introduced":"2.3.0"}],"component":"tensorflow-cpu","cve_ids":["CVE-2020-26270"],"ecosystem":"PyPI","epss":0.00173,"exploited":false,"fixed_versions":["1.15.5","2.0.4","2.1.3","2.2.2","2.3.2"],"ghsa_id":"GHSA-m648-33qf-v3gp","id":"tcs_01M5KFQBM4RM3A2NPZPHHBG26Q","modified_at":"2026-07-08T06:00:14.083996627Z","published_at":"2020-12-10T19:07:31Z","references":["https://osv.dev/vulnerability/GHSA-m648-33qf-v3gp","https://github.com/tensorflow/tensorflow/security/advisories/GHSA-m648-33qf-v3gp","https://nvd.nist.gov/vuln/detail/CVE-2020-26270","https://github.com/tensorflow/tensorflow/commit/14755416e364f17fb1870882fa778c7fec7f16e3","https://github.com/pypa/advisory-database/tree/main/vulns/tensorflow-cpu/PYSEC-2020-301.yaml","https://github.com/pypa/advisory-database/tree/main/vulns/tensorflow-gpu/PYSEC-2020-336.yaml","https://github.com/pypa/advisory-database/tree/main/vulns/tensorflow/PYSEC-2020-256.yaml","https://github.com/tensorflow/tensorflow"],"severity":{"label":"medium","score":4.4},"sources":[{"source":"osv","source_id":"GHSA-m648-33qf-v3gp#PyPI/tensorflow-cpu","url":"https://osv.dev/vulnerability/GHSA-m648-33qf-v3gp"}],"summary":"CHECK-fail in LSTM with zero-length input in TensorFlow"}