{"id":"CVE-2026-44405","aliases":["GHSA-r374-rxx8-8654","PYSEC-2026-2858"],"title":"Paramiko rsakey.py allows the SHA-1 algorithm","summary":"Paramiko rsakey.py allows the SHA-1 algorithm","severity":"low","cvss":3.4,"cvssVector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N","vendor":"paramiko","product":"paramiko","ecosystem":"pip","affected":["paramiko <= 4.0.0"],"published":"2026-05-06","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:51:06.927753035Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-r374-rxx8-8654","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44405"},{"url":"https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"},{"url":"https://github.com/paramiko/paramiko"},{"url":"https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"}],"tags":["osv","pip"],"epss":0.00114,"epssPercentile":0.01677,"ingestedAt":"2026-07-13T18:58:02.385Z","slug":"CVE-2026-44405","body":"## Overview\n\nIn Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.\n\n## Affected packages\n\n- `paramiko <= 4.0.0`\n\n## Remediation\n\nRefer to the advisory for the patched release.","depth":"sunlit","depthScore":19,"depthScoreParts":{"impact":18.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}