{"id":"CLEANSTART-2026-FP94901","summary":"Internationalized Domain Names in Applications (IDNA) for Python provides support for Internationalized Domain Names in Applications (IDNA) and Unicode IDNA Compatibility Processing","details":"CVE-2026-45409 affects multiple packages. Internationalized Domain Names in Applications (IDNA) for Python provides support for Internationalized Domain Names in Applications (IDNA) and Unicode IDNA Compatibility Processing. See references for individual vulnerability details.","modified":"2026-10-31T16:02:10.944815073Z","published":"2026-10-31T11:56:37.140544Z","upstream":["CVE-2026-45409"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-FP94901.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-45409"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45409"}],"affected":[{"package":{"name":"py3.12-prefect","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/py3.12-prefect"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.1-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FP94901.json"}},{"package":{"name":"py3.11-prefect","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/py3.11-prefect"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.15.13-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-FP94901.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}