CVE catalog
CVE-2026-44405
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
- Severity
- Medium · CVSS 4.8
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.11% · Oct 25, 2026
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | paramiko | sid | 5.0.0-1 | vulnerable |
| Debian | paramiko | forky | 5.0.0-1 | vulnerable |
| Debian | paramiko | trixie | 3.5.1-3 | vulnerable |
| Debian | paramiko | bookworm | 2.12.0-2 | vulnerable |
| Cpe | paramiko | Not reported | Not reported | vulnerable |
| PyPI | paramiko | Not reported | Not reported | unknown |
| Suse | python3-paramiko | linux enterprise module for basesystem 15 sp7 | 3.4.0-150400.9.9.1 | fixed |
| Suse | python-paramiko | linux enterprise module for public cloud 15 sp4 | 3.4.0-150400.13.13.1 | fixed |
| Suse | python-paramiko | linux enterprise module for python 3 15 sp7 | 3.5.1-150700.20.6.1 | fixed |
| Opensuse | python-paramiko | leap 16.0 | 3.5.1-160000.3.1 | fixed |
| Suse | python-paramiko | linux enterprise server 16.0 | 3.5.1-160000.3.1 | fixed |
| Suse | python-paramiko | linux enterprise server for sap applications 16.0 | 3.5.1-160000.3.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | paramiko | source | sid | (unfixed) | not yet assigned | Not reported | [1135907] |
| Debian | paramiko | source | forky | (unfixed) | not yet assigned | Not reported | [1135907] |
| Debian | paramiko | source | trixie | (unfixed) | not yet assigned | Not reported | [1135907] |
| Debian | paramiko | source | bookworm | (unfixed) | not yet assigned | Not reported | [1135907] |
| Suse | python3-paramiko | rpm | linux enterprise module for basesystem 15 sp7 | 3.4.0-150400.9.9.1 | Not reported | SUSE-SU-2026:4618-1 | Not reported |
| Suse | python-paramiko | rpm | linux enterprise module for public cloud 15 sp4 | 3.4.0-150400.13.13.1 | Not reported | SUSE-SU-2026:3093-1 | Not reported |
| Suse | python-paramiko | rpm | linux enterprise module for python 3 15 sp7 | 3.5.1-150700.20.6.1 | Not reported | SUSE-SU-2026:3031-1 | Not reported |
| Opensuse | python-paramiko | rpm | leap 16.0 | 3.5.1-160000.3.1 | Not reported | OPENSUSE-SU-2026:21127-1 | Not reported |
| Suse | python-paramiko | rpm | linux enterprise server 16.0 | 3.5.1-160000.3.1 | Not reported | SUSE-SU-2026:22192-1 | Not reported |
| Suse | python-paramiko | rpm | linux enterprise server for sap applications 16.0 | 3.5.1-160000.3.1 | Not reported | SUSE-SU-2026:22192-1 | Not reported |
Notes
[trixie] paramiko: Deprecation of SHA-1 only for forky [bookworm] paramiko: Deprecation of SHA-1 only for forky
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [paramiko-doc]Affected
Source package: [paramiko]
Details (2)
2.12.0-2· all · bookwormAffected
nvd · paramiko · debian · bookworm; nvd · paramiko · debian · 12
2.12.0-2· all · bookwormAffected
nvd · paramiko · debian · bookworm; nvd · paramiko · debian · 12
- [python3-paramiko]Affected
Source package: [paramiko]
Details (2)
2.12.0-2· all · bookwormAffected
nvd · paramiko · debian · bookworm; nvd · paramiko · debian · 12
2.12.0-2· all · bookwormAffected
nvd · paramiko · debian · bookworm; nvd · paramiko · debian · 12
[Debian 13 (Trixie)]
- [paramiko-doc]Affected
Source package: [paramiko]
Details (2)
3.5.1-3· all · trixieAffected
nvd · paramiko · debian · 13
3.5.1-3· all · trixieAffected
nvd · paramiko · debian · 13
- [python3-paramiko]Affected
Source package: [paramiko]
Details (2)
3.5.1-3· all · trixieAffected
nvd · paramiko · debian · 13
3.5.1-3· all · trixieAffected
nvd · paramiko · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2026_3031-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-44405]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-44405]
- [https://osv.dev/vulnerability/GHSA-r374-rxx8-8654]
- [https://osv.dev/vulnerability/SUSE-SU-2026:22192-1]
- [https://osv.dev/vulnerability/SUSE-SU-2026:3031-1]
- [https://osv.dev/vulnerability/SUSE-SU-2026:3093-1]
- [https://osv.dev/vulnerability/SUSE-SU-2026:4618-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:21127-1]
- [https://security-tracker.debian.org/tracker/CVE-2026-44405]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44405.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3046.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]