CVE-2024-41144

highpriority · track · 28EPSS 0.004 · 30 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.36% (30th) EPSS

CVSS 7.1 · high

Is it mine?

26 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-27

Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled, which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels

cvss

Technical severity, 0–10. One row per scoring source.

7.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.5–7.1

v3.17.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:Lprimary · NVD / NIST USexploitability 2.8 · impact 4.2

v3.15.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:Lsecondary · ENISA EU

v3.15.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:Lsecondary · responsibledisclosure@mattermost.comexploitability 1.2 · impact 4.2

v3.15.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:Lsecondary · OSV

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-284USCWE-284US

affected products (26)

Products and version ranges known to be affected.

Mattermost Mattermost Pluginsall versionscert_bundDEcpe:/a:mattermost:mattermost_server:plugins
Mattermost Mattermost≤ 9.5.0 ≤9.5.6enisa_euvdEU
Mattermost Mattermost≤ 9.8.0 ≤9.8.1enisa_euvdEU
Mattermost Mattermost≤ 9.9.0enisa_euvdEU
Mattermost Mattermost≤ 9.7.0 ≤9.7.5enisa_euvdEU
mattermost mattermost server9.5.0 → 9.5.7nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server9.7.0 → 9.7.6nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server9.8.0 → 9.8.2nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server= 9.9.0nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Bitnami mattermost9.5.0 → 9.5.7osvUSpkg:bitnami/mattermost
Bitnami mattermost9.7.0 → 9.7.6osvUSpkg:bitnami/mattermost
Bitnami mattermost9.8.0 → 9.8.2osvUSpkg:bitnami/mattermost
Bitnami mattermost= 9.9.0osvUSpkg:bitnami/mattermost
Go github.com/mattermost/mattermost< 5.3.2-0.20240619142046-8181a9ddffc0osvUSpkg:golang/github.com/mattermost/mattermost
Go github.com/mattermost/mattermost-server9.5.0+incompatible → 9.5.7+incompatibleosvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server9.7.0+incompatible → 9.7.6+incompatibleosvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server9.8.0+incompatible → 9.8.2+incompatibleosvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server9.9.0+incompatible → 9.9.1+incompatibleosvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server/v5all versionsosvUSpkg:golang/github.com/mattermost/mattermost-server/v5
Go github.com/mattermost/mattermost-server/v6all versionsosvUSpkg:golang/github.com/mattermost/mattermost-server/v6

showing 20 of 26

advisories (4)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-1715Mattermost: Mehrere Schwachstellen ermöglichen nicht spezifizierten AngriffDeutsch2024-07-25csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Mattermost ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
GHSA-vg67-chm7-8m3jMattermost allows remote actor to create/update/delete posts in arbitrary channels2024-08-01ghsa · osvUS
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled, which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels
BIT-mattermost-2024-411442024-09-05vendor · osvUS
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly validate synced posts, when shared channels are enabled, which allows a malicious remote to create/update/delete arbitrary posts in arbitrary channels
GO-2024-3023Mattermost allows remote actor to create/update/delete posts in arbitrary channels in github.com/mattermost/mattermost-server2024-08-06vendor · osvUS
Mattermost allows remote actor to create/update/delete posts in arbitrary channels in github.com/mattermost/mattermost-server

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

published 2024-08-01modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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