Slack MCP Server
UnverifiedREPOlbeatu/slack-mcp
B
Catalogue entry updated 2 days ago
Auth postureNot probedno remote endpoint probed yet
Tools73 Write · 4 Read
Worst categoryWritegrade tracks the peak, not the average
Capability mix
Write 3Read 4
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 7
slack_add_reactionslack_post_messageslack_reply_to_threadslack_get_channel_historyslack_get_thread_replies
View all 7 tools
Change history
No changes recorded since first scan. Watched servers surface a diff within the hour.
Recommended policy
slack_add_reactionrate limit
Read-only toolsallow
Full policy breakdown with enforcement rules →