CVE-2026-93846

lowpriority · track · 0OT risk · elevatedEPSS 0.002 · 4 %ile
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.15% (4th) EPSS
CVSS 3.8 · low
Is it mine?
0 products
Check your exposure
Who says so?
— sources

EPSS · scored 2026-10-27

Mattermost versions 11.7.x <= 11.7.10 fail to restrict which built-in roles can be assigned to a team member via the API, which allows a team admin to grant a team member permissions beyond those permitted by the configured permission scheme via the {{update-team-member-roles}} REST API.. Mattermost Advisory ID: MMSA-2026-00734

01

cvss

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

3.8
010

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

v3.13.8lowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:Nsecondary · responsibledisclosure@mattermost.comexploitability 1.2 · impact 2.5
v3.13.5lowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)
02

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-863US
03

affected products

Products and version ranges known to be affected.

No affected products recorded.

04

sources

Which sources assert this record, and when.

NVDCVE.orgMITRE
published 2026-10-26modified 2026-10-26
05

references (1) nvd

External citations — patches, advisories, analysis.

scry

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