FKIE_CVE-2026-4519
Vulnerability from fkie_nvd - Published: 2026-03-20 15:16 - Updated: 2026-07-15 02:22
Severity
3.3 (Low) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
7.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
7.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
Summary
The webbrowser.open() API would accept leading dashes in the URL which
could be handled as command line options for certain web browsers. New
behavior rejects leading dashes. Users are recommended to sanitize URLs
prior to passing to webbrowser.open().
References
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"modules": [
"webbrowser"
],
"product": "CPython",
"repo": "https://github.com/python/cpython",
"vendor": "Python Software Foundation",
"versions": [
{
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"status": "affected",
"version": "0",
"versionType": "python"
},
{
"lessThan": "3.14.4",
"status": "affected",
"version": "3.14.0",
"versionType": "python"
},
{
"lessThan": "3.15.0a8",
"status": "affected",
"version": "3.15.0a1",
"versionType": "python"
}
]
}
],
"source": "cna@python.org"
},
{
"affectedData": [
{
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"cpes": [
"cpe:/o:redhat:enterprise_linux:10.1",
"cpe:/o:redhat:enterprise_linux:10.2"
],
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"product": "Red Hat Enterprise Linux 10",
"vendor": "Red Hat",
"versions": [
{
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"version": "0:3.12.12-3.el10_1.2",
"versionType": "rpm"
},
{
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"version": "0:3.12.13-2.el10_2",
"versionType": "rpm"
}
]
},
{
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"cpes": [
"cpe:/o:redhat:enterprise_linux:10.2"
],
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"packageName": "python3.14",
"product": "Red Hat Enterprise Linux 10",
"vendor": "Red Hat",
"versions": [
{
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"status": "unaffected",
"version": "0:3.14.4-2.el10_2",
"versionType": "rpm"
}
]
},
{
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"cpes": [
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],
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"packageName": "python3.12",
"product": "Red Hat Enterprise Linux 10.0 Extended Update Support",
"vendor": "Red Hat",
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{
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}
]
},
{
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"cpes": [
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],
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"product": "Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION",
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}
]
},
{
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],
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"product": "Red Hat Enterprise Linux 7 Extended Lifecycle Support",
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}
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}
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{
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],
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"vendor": "Red Hat",
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},
{
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{
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}
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],
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"vendor": "Red Hat",
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}
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{
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}
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{
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}
]
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{
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}
]
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},
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},
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],
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"product": "RHEL-8 based Middleware Containers",
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]
},
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],
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}
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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.
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