CVE-2025-24526

mediumpriority · track · 0OT risk · elevatedEPSS 0.003 · 22 %ileDEEUNLUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.29% (22nd) EPSS

CVSS 4.3 · medium

Is it mine?

32 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-27

Mattermost versions 10.1.x <= 10.1.3, 10.4.x <= 10.4.1, 9.11.x <= 9.11.7, 10.3.x <= 10.3.2, 10.2.x <= 10.2.2 fail to restrict channel export of archived channels when the "Allow users to view archived channels" is disabled which allows a user to export channel contents when they shouldn't have access to it

cvss

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

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode

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.comexploitability 2.8 · impact 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)

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

ssvc

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

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-863USCWE-863USCWE-863US

affected products (32)

Products and version ranges known to be affected.

Mattermost Mattermost <10.2.3all versionscert_bundDE
Mattermost Mattermost <10.3.3all versionscert_bundDE
Mattermost Mattermost <10.4.2all versionscert_bundDE
Mattermost Mattermost <10.5.0all versionscert_bundDE
Mattermost Mattermost <9.11.8all versionscert_bundDE
Mattermost Mattermost< 10.2.3cert_bundDE
Mattermost Mattermost< 10.3.3cert_bundDE
Mattermost Mattermost< 10.4.2cert_bundDE
Mattermost Mattermost< 10.5.0cert_bundDE
Mattermost Mattermost< 9.11.8cert_bundDE
Mattermost Mattermost≤ 10.1.0 ≤10.1.3enisa_euvdEU
Mattermost Mattermost≤ 10.2.0 ≤10.2.2enisa_euvdEU
Mattermost Mattermost≤ 10.3.0 ≤10.3.2enisa_euvdEU
Mattermost Mattermost≤ 9.11.0 ≤9.11.7enisa_euvdEU
Mattermost Mattermost≤ 10.4.0 ≤10.4.1enisa_euvdEU
mattermost mattermostall versionsncsc_nlNLcpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
mattermost mattermost server10.1.0 → 10.1.4nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server10.2.0 → 10.2.3nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server10.3.0 → 10.3.3nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server10.4.0 → 10.4.2nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*

showing 20 of 32

advisories (4)

Vendor and ecosystem advisories describing this.

NCSC-2025-0068Kwetsbaarheden verholpen in MattermostNL2025-02-24csaf · ncsc_nlNL
Mattermost heeft kwetsbaarheden verholpen in versies 10.4.x, 9.11.x, 10.3.x, 10.2.x en 10.1.x.
WID-SEC-W-2025-0187Mattermost: Mehrere SchwachstellenDeutsch2025-01-23csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Mattermost ausnutzen, um einen SQL Angriff durchzuführen oder Informationen offenzulegen.
GHSA-q8p2-2hwc-jw64Mattermost fails to restrict channel export of archived channels2025-02-24ghsa · osvUS
Mattermost versions 10.1.x <= 10.1.3, 10.4.x <= 10.4.1, 9.11.x <= 9.11.7, 10.3.x <= 10.3.2, 10.2.x <= 10.2.2 fail to restrict channel export of archived channels when the "Allow users to view archived channels" is disabled which allows a user to export channel contents when they shouldn't have access to it
GO-2025-3481Mattermost fails to restrict channel export of archived channels in github.com/mattermost/mattermost-server2025-03-03vendor · osvUS
Mattermost fails to restrict channel export of archived 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 ncsc_nl nvd NVD CVE.org MITRE

published 2025-02-24modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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