CVE-2024-22091

mediumpriority · track · 26EPSS 0.005 · 45 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.54% (45th) EPSS

CVSS 6.5 · medium

Is it mine?

14 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

Mattermost versions 8.1.x <= 8.1.10, 9.6.x <= 9.6.0, 9.5.x <= 9.5.2 and 8.1.x <= 8.1.11 fail to limit the size of a request path that includes user inputs which allows an attacker to cause excessive resource consumption, possibly leading to a DoS via sending large request paths

cvss

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

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.1–6.5

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v3.13.1lowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:Lsecondary · ENISA EU

v3.13.1lowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:Lsecondary · responsibledisclosure@mattermost.comexploitability 1.6 · impact 1.4

v3.13.1lowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:Lsecondary · OSV

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/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-770USprimaryCWE-400USCWE-400USCWE-770US

affected products (14)

Products and version ranges known to be affected.

Mattermost Mattermostall versionsenisa_euvdEU
Mattermost Mattermost≤ 8.1.0 ≤8.1.10enisa_euvdEU
Mattermost Mattermost≤ 9.5.0 ≤9.5.2enisa_euvdEU
Mattermost Mattermost≤ 9.6.0enisa_euvdEU
Mattermost Mattermost≤ 8.1.0 ≤8.1.11enisa_euvdEU
mattermost mattermost server8.1.0 → 8.1.12nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server9.5.0 → 9.5.3nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server9.6.0 → 9.6.1nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Go github.com/mattermost/mattermost-server8.1.0 → 8.1.12osvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server8.1.0+incompatible → 8.1.12+incompatibleosvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server9.5.0 → 9.5.3osvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server9.5.0+incompatible → 9.5.3+incompatibleosvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server9.6.0-rc1 → 9.6.1osvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server9.6.0-rc1+incompatible → 9.6.1+incompatibleosvUSpkg:golang/github.com/mattermost/mattermost-server

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-0718Mattermost: Mehrere Schwachstellen ermöglichen nicht spezifizierten AngriffDeutsch2024-03-26csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Mattermost ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
GHSA-p2wq-4ggp-45f3Mattermost fails to limit the size of a request path2024-04-26ghsa · osvUS
Mattermost versions 8.1.x <= 8.1.10, 9.6.x <= 9.6.0, 9.5.x <= 9.5.2 and 8.1.x <= 8.1.11 fail to limit the size of a request path that includes user inputs which allows an attacker to cause excessive resource consumption, possibly leading to a DoS via sending large request paths
GO-2024-2796Mattermost fails to limit the size of a request path in github.com/mattermost/mattermost-server2024-06-05vendor · osvUS
Mattermost fails to limit the size of a request path 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 nvd cert_bund NVD CVE.org MITRE

published 2024-04-26modified 2026-06-17

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+3265 more

references (6)

External citations — patches, advisories, analysis.

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