{"action":"Upgrade cryptography to 39.0.1 or later.","affected":[{"fixed":"39.0.1","introduced":"1.8"}],"component":"cryptography","cve_ids":["CVE-2023-23931"],"ecosystem":"PyPI","epss":0.01301,"exploited":false,"fixed_versions":["39.0.1"],"ghsa_id":"GHSA-w7pp-m8wf-vj6r","id":"tcs_01M5KGJADXWHRTM8GK2DVF6ES9","modified_at":"2026-02-22T22:48:42.243064Z","published_at":"2023-02-07T21:15:00Z","references":["https://osv.dev/vulnerability/PYSEC-2023-11","https://github.com/pyca/cryptography/security/advisories/GHSA-w7pp-m8wf-vj6r","https://github.com/pyca/cryptography/pull/8230/commits/94a50a9731f35405f0357fa5f3b177d46a726ab3"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"PYSEC-2023-11","url":"https://osv.dev/vulnerability/PYSEC-2023-11"}],"summary":"cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. In affected versions `Cipher.update_into` would accept Python objects which implement the buffer"}