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GHSA-R374-RXX8-8654
Vulnerability from github – Published: 2026-05-06 00:31 – Updated: 2026-05-08 23:13
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "paramiko"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "4.0.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [
"CVE-2026-44405"
],
"database_specific": {
"cwe_ids": [
"CWE-327"
],
"github_reviewed": true,
"github_reviewed_at": "2026-05-08T23:13:43Z",
"nvd_published_at": "2026-05-06T00:16:04Z",
"severity": "LOW"
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "GHSA-r374-rxx8-8654",
"modified": "2026-05-08T23:13:43Z",
"published": "2026-05-06T00:31:33Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm"
}
BREW-ANSIBLE-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:35 – Updated: 2026-09-09 23:41 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@5.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "ansible",
"purl": "pkg:brew/ansible"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "14.3.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@5.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "5.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-ansible-CVE-2026-44405",
"modified": "2026-09-09T23:41:05Z",
"published": "2026-08-13T16:35:22Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-ANSIBLE@10-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:35 – Updated: 2026-09-09 23:41 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": null,
"range_state": "affected",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@4.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "ansible@10",
"purl": "pkg:brew/ansible%4010"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@4.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "4.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-ansible@10-CVE-2026-44405",
"modified": "2026-09-09T23:41:06Z",
"published": "2026-08-13T16:35:22Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-ANSIBLE@12-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:35 – Updated: 2026-09-09 23:41 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": null,
"range_state": "affected",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@4.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "ansible@12",
"purl": "pkg:brew/ansible%4012"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@4.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "4.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-ansible@12-CVE-2026-44405",
"modified": "2026-09-09T23:41:06Z",
"published": "2026-08-13T16:35:22Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-ANSIBLE@13-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:35 – Updated: 2026-09-10 18:51 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@5.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "ansible@13",
"purl": "pkg:brew/ansible%4013"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "13.8.0_2"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@5.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "5.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-ansible@13-CVE-2026-44405",
"modified": "2026-09-10T18:51:29Z",
"published": "2026-08-13T16:35:22Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-ANSIBLE@9-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:35 – Updated: 2026-09-09 23:41 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": null,
"range_state": "affected",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@4.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "ansible@9",
"purl": "pkg:brew/ansible%409"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@4.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "4.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-ansible@9-CVE-2026-44405",
"modified": "2026-09-09T23:41:06Z",
"published": "2026-08-13T16:35:23Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-AWS-ELASTICBEANSTAL… (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:37 – Updated: 2026-09-10 18:54 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@5.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "aws-elasticbeanstalk",
"purl": "pkg:brew/aws-elasticbeanstalk"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.27.3_1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@5.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "5.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-aws-elasticbeanstalk-CVE-2026-44405",
"modified": "2026-09-10T18:54:04Z",
"published": "2026-08-13T16:37:01Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-AZURE-CLI-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:37 – Updated: 2026-09-09 23:43 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@5.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "azure-cli",
"purl": "pkg:brew/azure-cli"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.90.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@5.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "5.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-azure-cli-CVE-2026-44405",
"modified": "2026-09-09T23:43:05Z",
"published": "2026-08-13T16:37:03Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-COPYPARTY-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:41 – Updated: 2026-09-09 23:48 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@5.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "copyparty",
"purl": "pkg:brew/copyparty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.20"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@5.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "5.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-copyparty-CVE-2026-44405",
"modified": "2026-09-09T23:48:44Z",
"published": "2026-08-13T16:41:06Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-CRONBOARD-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:41 – Updated: 2026-09-09 23:48 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@5.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "cronboard",
"purl": "pkg:brew/cronboard"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.1.1"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@5.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "5.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-cronboard-CVE-2026-44405",
"modified": "2026-09-09T23:48:52Z",
"published": "2026-08-13T16:41:15Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
BREW-DSTACK-CVE-2026-44405 (GHSA-R374-RXX8-8654)
Vulnerability from osv_homebrew – Published: 2026-08-13 16:43 – Updated: 2026-09-09 23:52 – Source website
VLAI
Summary
Paramiko rsakey.py allows the SHA-1 algorithm
Details
In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.
Severity
References
{
"affected": [
{
"ecosystem_specific": {
"fix": "bump",
"range_state": "fixed",
"resource": "paramiko",
"resource_purl": "pkg:pypi/paramiko@5.0.0",
"upstream_fixed_in": "5.0.0"
},
"package": {
"ecosystem": "Homebrew",
"name": "dstack",
"purl": "pkg:brew/dstack"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.21.0"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"database_specific": {
"confidence": "high",
"source": "matched",
"strategy": "registry",
"upstream_evidence": [
{
"ecosystem": "PyPI",
"key": "pkg:pypi/paramiko@5.0.0",
"name": "paramiko",
"resource": "paramiko",
"strategy": "registry",
"subject_version": "5.0.0"
}
]
},
"details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
"id": "BREW-dstack-CVE-2026-44405",
"modified": "2026-09-09T23:52:28Z",
"published": "2026-08-13T16:43:57Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
},
{
"type": "WEB",
"url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
},
{
"type": "PACKAGE",
"url": "https://github.com/paramiko/paramiko"
},
{
"type": "WEB",
"url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
}
],
"schema_version": "1.7.3",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
"type": "CVSS_V3"
}
],
"summary": "Paramiko rsakey.py allows the SHA-1 algorithm",
"upstream": [
"GHSA-r374-rxx8-8654",
"CVE-2026-44405",
"PYSEC-2026-2858"
]
}
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Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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