PT-2026-59496 · Pypi · Paramiko

Published 2026-07-13 · Updated 2026-07-13

OSV

CVSS v3.1

3.4

Low

Base vector

AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N

In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.

Fix

Related Identifiers

PYSEC-2026-2858

Affected Products

Paramiko

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-44405 · Security Note
• https://osv.dev/vulnerability/PYSEC-2026-2858 · Vendor Advisory
• https://github.com/paramiko/paramiko · Note
• https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb · Note
• https://github.com/advisories/GHSA-r374-rxx8-8654 · Note
• https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf · Note
• https://pypi.org/project/paramiko · Note