CVE-2026-2476

HIGH

7.6

Description

Mattermost Plugins versions <=2.0.3.0 fail to properly mask sensitive configuration values which allows an attacker with access to support packets to obtain original plugin settings via exported configuration data. Mattermost Advisory ID: MMSA-2026-00606

CVE Details

CVSS v3.1 Score7.6

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published3/16/2026

Last Modified3/20/2026

Sourcenvd

Honeypot Sightings0

Affected Products

mattermost:ms_teams

Weaknesses (CWE)

CWE-200

References

https://mattermost.com/security-updates(responsibledisclosure@mattermost.com)

IOC Correlations

No correlations recorded

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