ROOT-APP-PYPI-CVE-2025-43859

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Source
https://root.io/security/ROOT-APP-PYPI-CVE-2025-43859
Import Source
https://api.root.io/external/osv/ROOT-APP-PYPI-CVE-2025-43859.json
JSON Data
https://api.test.osv.dev/v1/vulns/ROOT-APP-PYPI-CVE-2025-43859
Upstream
Published
2026-06-03T14:52:07Z
Modified
2026-06-03T19:30:13Z
Severity
  • 9.1 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
Summary
CVE-2025-43859 in rootio-h11 - Patched by Root
Details

Root has patched CVE-2025-43859 in the rootio-h11 package for Root:PyPI. Multiple fixed versions available.

Database specific 
{
    "distro": "pypi",
    "distro_version": "",
    "severity": "CRITICAL",
    "source": "Root"
}

Affected packages

Root:PyPI / rootio-h11

Package

Name
rootio-h11

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.14.0+root.io.1
Fixed
0.12.0+root.io.1
Fixed
0.12.0+root.io.2
Fixed
0.14.0+root.io.2

Database specific

all_fixed_versions 
[
    "0.14.0+root.io.1",
    "0.12.0+root.io.1",
    "0.12.0+root.io.2",
    "0.14.0+root.io.2"
]
root_patch_version 
"root.io.2"
root_patched 
true
source 
"https://api.root.io/external/osv/ROOT-APP-PYPI-CVE-2025-43859.json"
total_fixed_versions 
4
upstream_version 
"0.14.0"

Root:PyPI / h11

Package

Name
h11

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.12.0+aikido.2
Fixed
0.14.0+aikido.2

Database specific

all_fixed_versions 
[
    "0.12.0+aikido.2",
    "0.14.0+aikido.2"
]
root_patch_version 
""
root_patched 
true
source 
"https://api.root.io/external/osv/ROOT-APP-PYPI-CVE-2025-43859.json"
total_fixed_versions 
2
upstream_version 
"0.14.0+aikido.2"