WID-SEC-W-2026-3546
Vulnerability from csaf_certbund - Published: 2026-09-23 22:00 - Updated: 2026-09-24 22:00Summary
Fleet: Mehrere Schwachstellen
Severity
Hoch
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Fleet ist eine GitOps-basierte Plattform zur zentralen Verwaltung, Bereitstellung und Überwachung von Kubernetes-Clustern.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Fleet ausnutzen, um erweiterte Berechtigungen zu erlangen, Sicherheitsmaßnahmen zu umgehen, Daten zu manipulieren oder offenzulegen und einen Denial-of-Service-Zustand auszulösen.
Betroffene Betriebssysteme: - Sonstiges
- UNIX
Affected products
Known affected
5 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Fleet <0.16.2
Open Source / Fleet
|
<0.16.2 | ||
|
Open Source Fleet <0.16.1
Open Source / Fleet
|
<0.16.1 | ||
|
Open Source Fleet <0.15.6
Open Source / Fleet
|
<0.15.6 | ||
|
Open Source Fleet <0.14.10
Open Source / Fleet
|
<0.14.10 | ||
|
Open Source Fleet <0.15.7
Open Source / Fleet
|
<0.15.7 |
Affected products
Known affected
10 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Fleet <0.13.15
Open Source / Fleet
|
<0.13.15 | ||
|
Open Source Fleet <0.12.19
Open Source / Fleet
|
<0.12.19 | ||
|
Open Source Fleet <0.14.11
Open Source / Fleet
|
<0.14.11 | ||
|
Open Source Fleet <0.16.2
Open Source / Fleet
|
<0.16.2 | ||
|
Open Source Fleet <0.16.1
Open Source / Fleet
|
<0.16.1 | ||
|
Open Source Fleet <0.15.6
Open Source / Fleet
|
<0.15.6 | ||
|
Open Source Fleet <0.14.10
Open Source / Fleet
|
<0.14.10 | ||
|
Open Source Fleet <0.15.7
Open Source / Fleet
|
<0.15.7 | ||
|
Open Source Fleet <0.13.16
Open Source / Fleet
|
<0.13.16 | ||
|
Open Source Fleet <0.12.20
Open Source / Fleet
|
<0.12.20 |
Affected products
Known affected
5 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Fleet <0.13.15
Open Source / Fleet
|
<0.13.15 | ||
|
Open Source Fleet <0.12.19
Open Source / Fleet
|
<0.12.19 | ||
|
Open Source Fleet <0.16.1
Open Source / Fleet
|
<0.16.1 | ||
|
Open Source Fleet <0.15.6
Open Source / Fleet
|
<0.15.6 | ||
|
Open Source Fleet <0.14.10
Open Source / Fleet
|
<0.14.10 |
Affected products
Known affected
2 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Fleet <0.16.2
Open Source / Fleet
|
<0.16.2 | ||
|
Open Source Fleet <0.16.1
Open Source / Fleet
|
<0.16.1 |
Affected products
Known affected
7 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Fleet <0.13.15
Open Source / Fleet
|
<0.13.15 | ||
|
Open Source Fleet <0.14.11
Open Source / Fleet
|
<0.14.11 | ||
|
Open Source Fleet <0.16.1
Open Source / Fleet
|
<0.16.1 | ||
|
Open Source Fleet <0.15.6
Open Source / Fleet
|
<0.15.6 | ||
|
Open Source Fleet <0.14.10
Open Source / Fleet
|
<0.14.10 | ||
|
Open Source Fleet <0.15.7
Open Source / Fleet
|
<0.15.7 | ||
|
Open Source Fleet <0.13.16
Open Source / Fleet
|
<0.13.16 |
References
7 references
{
"document": {
"aggregate_severity": {
"text": "hoch"
},
"category": "csaf_base",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "de-DE",
"notes": [
{
"category": "legal_disclaimer",
"text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
},
{
"category": "description",
"text": "Fleet ist eine GitOps-basierte Plattform zur zentralen Verwaltung, Bereitstellung und \u00dcberwachung von Kubernetes-Clustern.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein Angreifer kann mehrere Schwachstellen in Fleet ausnutzen, um erweiterte Berechtigungen zu erlangen, Sicherheitsma\u00dfnahmen zu umgehen, Daten zu manipulieren oder offenzulegen und einen Denial-of-Service-Zustand auszul\u00f6sen.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Sonstiges\n- UNIX",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
"name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
"namespace": "https://www.bsi.bund.de"
},
"references": [
{
"category": "self",
"summary": "WID-SEC-W-2026-3546 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3546.json"
},
{
"category": "self",
"summary": "WID-SEC-2026-3546 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3546"
},
{
"category": "external",
"summary": "GitHub Security Advisory GHSA-8vfv-33cg-g75q vom 2026-09-23",
"url": "https://github.com/rancher/fleet/security/advisories/GHSA-8vfv-33cg-g75q"
},
{
"category": "external",
"summary": "GitHub Security Advisory GHSA-h9p5-fp5h-qpqr vom 2026-09-23",
"url": "https://github.com/rancher/fleet/security/advisories/GHSA-h9p5-fp5h-qpqr"
},
{
"category": "external",
"summary": "GitHub Security Advisory GHSA-m93g-8438-2cgg vom 2026-09-23",
"url": "https://github.com/rancher/fleet/security/advisories/GHSA-m93g-8438-2cgg"
},
{
"category": "external",
"summary": "GitHub Security Advisory GHSA-q9v4-358v-r8q5 vom 2026-09-23",
"url": "https://github.com/rancher/fleet/security/advisories/GHSA-q9v4-358v-r8q5"
},
{
"category": "external",
"summary": "GitHub Security Advisory GHSA-wpfm-r97v-3j4h vom 2026-09-23",
"url": "https://github.com/rancher/fleet/security/advisories/GHSA-wpfm-r97v-3j4h"
}
],
"source_lang": "en-US",
"title": "Fleet: Mehrere Schwachstellen",
"tracking": {
"current_release_date": "2026-09-24T22:00:00.000+00:00",
"generator": {
"date": "2026-09-25T05:49:27.922+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.6.0"
}
},
"id": "WID-SEC-W-2026-3546",
"initial_release_date": "2026-09-23T22:00:00.000+00:00",
"revision_history": [
{
"date": "2026-09-23T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2026-09-24T22:00:00.000+00:00",
"number": "2",
"summary": "Produktbeschreibung korrigiert"
}
],
"status": "final",
"version": "2"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c0.12.20",
"product": {
"name": "Open Source Fleet \u003c0.12.20",
"product_id": "T060157"
}
},
{
"category": "product_version",
"name": "0.12.20",
"product": {
"name": "Open Source Fleet 0.12.20",
"product_id": "T060157-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.12.20"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.13.16",
"product": {
"name": "Open Source Fleet \u003c0.13.16",
"product_id": "T060158"
}
},
{
"category": "product_version",
"name": "0.13.16",
"product": {
"name": "Open Source Fleet 0.13.16",
"product_id": "T060158-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.13.16"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.15.7",
"product": {
"name": "Open Source Fleet \u003c0.15.7",
"product_id": "T060159"
}
},
{
"category": "product_version",
"name": "0.15.7",
"product": {
"name": "Open Source Fleet 0.15.7",
"product_id": "T060159-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.15.7"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.14.11",
"product": {
"name": "Open Source Fleet \u003c0.14.11",
"product_id": "T060160"
}
},
{
"category": "product_version",
"name": "0.14.11",
"product": {
"name": "Open Source Fleet 0.14.11",
"product_id": "T060160-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.14.11"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.12.19",
"product": {
"name": "Open Source Fleet \u003c0.12.19",
"product_id": "T060161"
}
},
{
"category": "product_version",
"name": "0.12.19",
"product": {
"name": "Open Source Fleet 0.12.19",
"product_id": "T060161-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.12.19"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.13.15",
"product": {
"name": "Open Source Fleet \u003c0.13.15",
"product_id": "T060162"
}
},
{
"category": "product_version",
"name": "0.13.15",
"product": {
"name": "Open Source Fleet 0.13.15",
"product_id": "T060162-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.13.15"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.14.10",
"product": {
"name": "Open Source Fleet \u003c0.14.10",
"product_id": "T060163"
}
},
{
"category": "product_version",
"name": "0.14.10",
"product": {
"name": "Open Source Fleet 0.14.10",
"product_id": "T060163-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.14.10"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.15.6",
"product": {
"name": "Open Source Fleet \u003c0.15.6",
"product_id": "T060164"
}
},
{
"category": "product_version",
"name": "0.15.6",
"product": {
"name": "Open Source Fleet 0.15.6",
"product_id": "T060164-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.15.6"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.16.1",
"product": {
"name": "Open Source Fleet \u003c0.16.1",
"product_id": "T060165"
}
},
{
"category": "product_version",
"name": "0.16.1",
"product": {
"name": "Open Source Fleet 0.16.1",
"product_id": "T060165-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.16.1"
}
}
},
{
"category": "product_version_range",
"name": "\u003c0.16.2",
"product": {
"name": "Open Source Fleet \u003c0.16.2",
"product_id": "T060166"
}
},
{
"category": "product_version",
"name": "0.16.2",
"product": {
"name": "Open Source Fleet 0.16.2",
"product_id": "T060166-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:fleetdm:fleet:0.16.2"
}
}
}
],
"category": "product_name",
"name": "Fleet"
}
],
"category": "vendor",
"name": "Open Source"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-88808",
"product_status": {
"known_affected": [
"T060166",
"T060165",
"T060164",
"T060163",
"T060159"
]
},
"release_date": "2026-09-23T22:00:00.000+00:00",
"title": "CVE-2026-88808"
},
{
"cve": "CVE-2026-93537",
"product_status": {
"known_affected": [
"T060162",
"T060161",
"T060160",
"T060166",
"T060165",
"T060164",
"T060163",
"T060159",
"T060158",
"T060157"
]
},
"release_date": "2026-09-23T22:00:00.000+00:00",
"title": "CVE-2026-93537"
},
{
"cve": "CVE-2026-93538",
"product_status": {
"known_affected": [
"T060162",
"T060161",
"T060165",
"T060164",
"T060163"
]
},
"release_date": "2026-09-23T22:00:00.000+00:00",
"title": "CVE-2026-93538"
},
{
"cve": "CVE-2026-93539",
"product_status": {
"known_affected": [
"T060166",
"T060165"
]
},
"release_date": "2026-09-23T22:00:00.000+00:00",
"title": "CVE-2026-93539"
},
{
"cve": "CVE-2026-93540",
"product_status": {
"known_affected": [
"T060162",
"T060160",
"T060165",
"T060164",
"T060163",
"T060159",
"T060158"
]
},
"release_date": "2026-09-23T22:00:00.000+00:00",
"title": "CVE-2026-93540"
}
]
}
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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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