WID-SEC-W-2025-2880
Vulnerability from csaf_certbund - Published: 2025-12-17 23:00 - Updated: 2025-12-17 23:00Summary
Mattermost Server und Desktop: Mehrere Schwachstellen
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
Mattermost ist ein webbasierter Instant-Messaging-Dienst.
Angriff
Ein Angreifer kann mehrere Schwachstellen in Mattermost Server und Desktop ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen,
Betroffene Betriebssysteme
- Linux
- Sonstiges
- UNIX
- Windows
{
"document": {
"aggregate_severity": {
"text": "mittel"
},
"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": "Mattermost ist ein webbasierter Instant-Messaging-Dienst.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein Angreifer kann mehrere Schwachstellen in Mattermost Server und Desktop ausnutzen, um einen nicht n\u00e4her spezifizierten Angriff durchzuf\u00fchren,",
"title": "Angriff"
},
{
"category": "general",
"text": "- Linux\n- Sonstiges\n- UNIX\n- Windows",
"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-2025-2880 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2880.json"
},
{
"category": "self",
"summary": "WID-SEC-2025-2880 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2880"
},
{
"category": "external",
"summary": "Mattermost Security Updates vom 2025-12-17",
"url": "https://mattermost.com/security-updates/"
}
],
"source_lang": "en-US",
"title": "Mattermost Server und Desktop: Mehrere Schwachstellen",
"tracking": {
"current_release_date": "2025-12-17T23:00:00.000+00:00",
"generator": {
"date": "2025-12-18T12:24:56.853+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.5.0"
}
},
"id": "WID-SEC-W-2025-2880",
"initial_release_date": "2025-12-17T23:00:00.000+00:00",
"revision_history": [
{
"date": "2025-12-17T23:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "Server \u003c11.0.5",
"product": {
"name": "Mattermost Mattermost Server \u003c11.0.5",
"product_id": "T049538"
}
},
{
"category": "product_version",
"name": "Server 11.0.5",
"product": {
"name": "Mattermost Mattermost Server 11.0.5",
"product_id": "T049538-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:server__11.0.5"
}
}
},
{
"category": "product_version_range",
"name": "Server \u003c11.1.0",
"product": {
"name": "Mattermost Mattermost Server \u003c11.1.0",
"product_id": "T049539"
}
},
{
"category": "product_version",
"name": "Server 11.1.0",
"product": {
"name": "Mattermost Mattermost Server 11.1.0",
"product_id": "T049539-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:server__11.1.0"
}
}
},
{
"category": "product_version_range",
"name": "Server \u003c11.0.7",
"product": {
"name": "Mattermost Mattermost Server \u003c11.0.7",
"product_id": "T049540"
}
},
{
"category": "product_version",
"name": "Server 11.0.7",
"product": {
"name": "Mattermost Mattermost Server 11.0.7",
"product_id": "T049540-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:server__11.0.7"
}
}
},
{
"category": "product_version_range",
"name": "Server \u003c11.1.2",
"product": {
"name": "Mattermost Mattermost Server \u003c11.1.2",
"product_id": "T049541"
}
},
{
"category": "product_version",
"name": "Server 11.1.2",
"product": {
"name": "Mattermost Mattermost Server 11.1.2",
"product_id": "T049541-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:server__11.1.2"
}
}
},
{
"category": "product_version_range",
"name": "Server \u003c10.11.9",
"product": {
"name": "Mattermost Mattermost Server \u003c10.11.9",
"product_id": "T049542"
}
},
{
"category": "product_version",
"name": "Server 10.11.9",
"product": {
"name": "Mattermost Mattermost Server 10.11.9",
"product_id": "T049542-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:server__10.11.9"
}
}
},
{
"category": "product_version_range",
"name": "Server \u003c11.2.0",
"product": {
"name": "Mattermost Mattermost Server \u003c11.2.0",
"product_id": "T049543"
}
},
{
"category": "product_version",
"name": "Server 11.2.0",
"product": {
"name": "Mattermost Mattermost Server 11.2.0",
"product_id": "T049543-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:server__11.2.0"
}
}
},
{
"category": "product_version_range",
"name": "Server \u003c10.12.3",
"product": {
"name": "Mattermost Mattermost Server \u003c10.12.3",
"product_id": "T049544"
}
},
{
"category": "product_version",
"name": "Server 10.12.3",
"product": {
"name": "Mattermost Mattermost Server 10.12.3",
"product_id": "T049544-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:server__10.12.3"
}
}
},
{
"category": "product_version_range",
"name": "Server \u003c10.11.7",
"product": {
"name": "Mattermost Mattermost Server \u003c10.11.7",
"product_id": "T049545"
}
},
{
"category": "product_version",
"name": "Server 10.11.7",
"product": {
"name": "Mattermost Mattermost Server 10.11.7",
"product_id": "T049545-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:server__10.11.7"
}
}
},
{
"category": "product_version_range",
"name": "Desktop \u003c6.0.0",
"product": {
"name": "Mattermost Mattermost Desktop \u003c6.0.0",
"product_id": "T049546"
}
},
{
"category": "product_version",
"name": "Desktop 6.0.0",
"product": {
"name": "Mattermost Mattermost Desktop 6.0.0",
"product_id": "T049546-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:mattermost:mattermost_server:desktop__6.0.0"
}
}
}
],
"category": "product_name",
"name": "Mattermost"
}
],
"category": "vendor",
"name": "Mattermost"
}
]
},
"vulnerabilities": [
{
"product_status": {
"known_affected": [
"T049539",
"T049538",
"T049543",
"T049542",
"T049541",
"T049540",
"T049545",
"T049544"
]
},
"release_date": "2025-12-17T23:00:00.000+00:00"
},
{
"cve": "CVE-2025-13326",
"product_status": {
"known_affected": [
"T049546"
]
},
"release_date": "2025-12-17T23:00:00.000+00:00",
"title": "CVE-2025-13326"
},
{
"cve": "CVE-2025-13321",
"product_status": {
"known_affected": [
"T049546"
]
},
"release_date": "2025-12-17T23:00:00.000+00:00",
"title": "CVE-2025-13321"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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