// MCP SERVER RECORD

Mattermost

Unverified
NPM@conarti/mattermost-mcp
CRisk gradenotable
Catalogue entry updated 7 days ago
Auth postureNot probedno remote endpoint probed yet
Tools91 Execute · 3 Write · 5 Read
Worst categoryExecutegrade tracks the peak, not the average
Capability mix
Execute 1Write 3Read 5
What it can reach
Ingests untrusted inputTouches secretsReaches networkRuns codeTouches filesChanges permissionsSends external commsPersistsDeletes dataMoves money
Exfiltration pathReads content an attacker can plant and can send data outward — a prompt-injection-to-exfiltration route.
Tools 9
mattermost_run_monitoringExecuteMediummattermost_add_reactionWriteLowmattermost_post_messageWriteMediummattermost_reply_to_threadWriteMediummattermost_get_channel_historyReadLow
View all 9 tools
mattermost_get_thread_repliesReadLowmattermost_get_user_profileReadLowmattermost_get_usersReadLowmattermost_list_channelsReadLow
Change history
No changes recorded since first scan. Watched servers surface a diff within the hour.
Recommended policy
mattermost_run_monitoringrequire approval
mattermost_add_reactionrate limit
Read-only toolsallow
Full policy breakdown with enforcement rules →
// RUNNING THIS SERVER
DIRECT INSTALL npx -y @conarti/mattermost-mcp

Installed this way, nothing enforces the recommended policy above — calls run exactly as the agent makes them.

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