CVE-2025-13767

mediumPriorität · verfolgen · 0OT-Risiko · erhöhtEPSS 0.002 · 9. PerzentilDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.19% (9th) EPSS

CVSS 4.3 · medium

Is it mine?

30 products

Prüfe deine Angriffsfläche

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · bewertet 2026-10-27

Mattermost versions 11.1.x <= 11.1.0, 11.0.x <= 11.0.5, 10.12.x <= 10.12.3, 10.11.x <= 10.11.7 fails to validate user channel membership when attaching Mattermost posts as comments to Jira issues, which allows an authenticated attacker with access to the Jira plugin to read post content and attachments from channels they do not have access to.

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

4.3

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · ENISA EU

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · responsibledisclosure@mattermost.comAusnutzbarkeit 2.8 · Auswirkung 1.4

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · OSV

v3.14mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

SSVC

Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.

Trackcoordinatorcisa_ssvcUS

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-863USCWE-863US

betroffene Produkte (30)

Betroffene Produkte und Versionsbereiche.

Mattermost Mattermost Server <10.11.8alle Versionencert_bundDE
Mattermost Mattermost Server <10.12.4alle Versionencert_bundDE
Mattermost Mattermost Server <11.0.6alle Versionencert_bundDE
Mattermost Mattermost Server <11.1.1alle Versionencert_bundDE
Mattermost Mattermost Server <11.2.0alle Versionencert_bundDE
Mattermost Mattermost≤ Server <11.0.6cert_bundDE
Mattermost Mattermost≤ Server <10.11.8cert_bundDE
Mattermost Mattermost≤ Server <10.12.4cert_bundDE
Mattermost Mattermost≤ Server <11.1.1cert_bundDE
Mattermost Mattermost≤ Server <11.2.0cert_bundDE
Mattermost Mattermost≤ 10.12.0 ≤10.12.3enisa_euvdEU
Mattermost Mattermost≤ 10.11.0 ≤10.11.7enisa_euvdEU
Mattermost Mattermost≤ 11.0.0 ≤11.0.5enisa_euvdEU
Mattermost Mattermost≤ 11.1.0 ≤11.1.0enisa_euvdEU
mattermost mattermost server10.11.0 → 10.11.8nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server10.12.0 → 10.12.4nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server11.0.0 → 11.0.6nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server11.1.0 → 11.1.1nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Go github.com/mattermost/mattermost-server10.11.0 → 10.11.8osvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server10.11.0+incompatible → 10.11.8+incompatibleosvUSpkg:golang/github.com/mattermost/mattermost-server

20 von 30 angezeigt

Advisories (3)

Hersteller- und Ökosystem-Meldungen dazu.

WID-SEC-W-2025-2712Mattermost: Schwachstelle ermöglicht Offenlegung von InformationenDeutsch2025-12-01csaf · cert_bundDE
Ein Angreifer kann eine Schwachstelle in Mattermost ausnutzen, um Informationen offenzulegen.
GHSA-fmqf-pmcm-8cx9Mattermost doesn't validate user channel membership when attaching Mattermost posts as comments to Jira issues2025-12-24ghsa · osvUS
Mattermost versions 11.1.x <= 11.1.0, 11.0.x <= 11.0.5, 10.12.x <= 10.12.3, 10.11.x <= 10.11.7 fails to validate user channel membership when attaching Mattermost posts as comments to Jira issues, which allows an authenticated attacker with access to the Jira plugin to read post content and attachments from channels they do not have access to.
GO-2025-4259Mattermost doesn't validate user channel membership when attaching Mattermost posts as comments to Jira issues in github.com/mattermost/mattermost-server2026-02-26vendor · osvUS
Mattermost doesn't validate user channel membership when attaching Mattermost posts as comments to Jira issues in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. (If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.) The additional affected modules and versions are: github.com/mattermost/mattermost/server/v8 before v8.0.0-20251121122154-b57c297c6d7.

auch bekannt als (5)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

veröffentlicht 2025-12-24geändert 2026-10-19

Referenzen (5)

Externe Belege — Patches, Meldungen, Analysen.

scry

Angreifer nutzen Schwachstellen wie diese gegen im Internet exponierte Dienste aus. Sehen Sie mit einem kostenlosen Passiv-Scan, was exponiert ist.

Kostenloser Scan