CVE-2022-1982

mediumpriority · track · 26EPSS 0.009 · 61 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.94% (61st) EPSS

CVSS 4 · medium

Is it mine?

17 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

Uncontrolled resource consumption in Mattermost version 6.6.0 and earlier allows an authenticated attacker to crash the server via a crafted SVG attachment on a post.

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

v2.04mediumAV:N/AC:L/Au:S/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 8 · impact 2.9

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

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

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

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · 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-400USprimaryCWE-400US

affected products (17)

Products and version ranges known to be affected.

Mattermost Mattermost≤ 6.4.x ≤6.4.2enisa_euvdEU
Mattermost Mattermost≤ 5.x ≤5.39enisa_euvdEU
Mattermost Mattermost≤ 6.6.x 6.6.0enisa_euvdEU
Mattermost Mattermost≤ 6.x ≤6.3.7enisa_euvdEU
Mattermost Mattermost≤ 6.5.x 6.5.0enisa_euvdEU
mattermost mattermost server5.0.0 → 6.3.8nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server6.4.0 → 6.4.3nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server= 6.5.0nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server= 6.6.0nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Bitnami mattermost5.0.0 → 6.3.8osvUSpkg:bitnami/mattermost
Bitnami mattermost6.4.0 → 6.4.3osvUSpkg:bitnami/mattermost
Bitnami mattermost= 6.5.0osvUSpkg:bitnami/mattermost
Bitnami mattermost= 6.6.0osvUSpkg:bitnami/mattermost
Go github.com/mattermost/mattermost-server5.0.0 → 6.3.8osvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server6.4.0 → 6.4.3osvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server6.5.0 → 6.5.1osvUSpkg:golang/github.com/mattermost/mattermost-server
Go github.com/mattermost/mattermost-server6.6.0 → 6.6.1osvUSpkg:golang/github.com/mattermost/mattermost-server

advisories (2)

Vendor and ecosystem advisories describing this.

GHSA-gwpf-95jc-63rvUncontrolled Resource Consumption in Mattermost server2022-06-03ghsa · osvUS
Uncontrolled resource consumption in Mattermost version 6.6.0 and earlier allows an authenticated attacker to crash the server via a crafted SVG attachment on a post.
BIT-mattermost-2022-19822024-03-06vendor · osvUS
Uncontrolled resource consumption in Mattermost version 6.6.0 and earlier allows an authenticated attacker to crash the server via a crafted SVG attachment on a post.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv nvd NVD CVE.org MITRE

published 2022-06-02modified 2026-06-17

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references (4)

External citations — patches, advisories, analysis.

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