CVE-2024-36492

mediumpriority · track · 26EPSS 0.003 · 21 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.30% (21st) EPSS

CVSS 6.4 · medium

Is it mine?

20 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-23

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 disallow the modification of local users when syncing users in shared channels. which allows a malicious remote to overwrite an existing local user.

cvss

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

7.4

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.9–7.4

v3.16.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:Lprimary · NVD / NIST USexploitability 3.1 · impact 2.7

v3.17.4highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:Lsecondary · ENISA EU

v3.17.4highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:Lsecondary · responsibledisclosure@mattermost.comexploitability 3.1 · impact 3.7

v3.17.4highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:Lsecondary · OSV

v3.15.9mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/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 (20)

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≤ 9.9.0enisa_euvdEU
Mattermost Mattermost≤ 9.7.0 ≤9.7.5enisa_euvdEU
Mattermost Mattermost≤ 9.8.0 ≤9.8.1enisa_euvdEU
mattermost mattermost9.5.0 → 9.5.7nvdUScpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
mattermost mattermost9.7.0 → 9.7.6nvdUScpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
mattermost mattermost9.8.0 → 9.8.2nvdUScpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
mattermost mattermost= 9.9.0nvdUScpe:2.3:a: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
Go github.com/mattermost/mattermost/server/v8all versionsosvUSpkg:golang/github.com/mattermost/mattermost/server/v8
Go github.com/mattermost/mattermost/server/v89.5.0 → 9.5.7osvUSpkg:golang/github.com/mattermost/mattermost/server/v8
Go github.com/mattermost/mattermost/server/v89.7.0 → 9.7.6osvUSpkg:golang/github.com/mattermost/mattermost/server/v8
Go github.com/mattermost/mattermost/server/v89.8.0 → 9.8.2osvUSpkg:golang/github.com/mattermost/mattermost/server/v8
Go github.com/mattermost/mattermost/server/v89.9.0 → 9.9.1osvUSpkg:golang/github.com/mattermost/mattermost/server/v8

advisories (3)

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-56mc-f9w7-2wxqMattermost failed to disallow the modification of local users when syncing users in shared 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 disallow the modification of local users when syncing users in shared channels. which allows a malicious remote to overwrite an existing local user.
GO-2024-3025Mattermost failed to disallow the modification of local users when syncing users in shared channels in github.com/mattermost/mattermost-server2024-08-06vendor · osvUS
Mattermost failed to disallow the modification of local users when syncing users in shared channels in github.com/mattermost/mattermost-server

also known as (5)

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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