Slack MCP Server by korotovsky
by korotovskyThe most powerful MCP Slack Server with no permission requirements, Apps support, GovSlack, DMs, Group DMs and smart history fetch logic.
Slack MCP Server is an open-source mcp server by korotovsky, written mainly in Go, with 1,882 GitHub stars and the MIT license. Its code was last updated Jul 16, 2026.
Scan summary: scanned Nov 5, 2026 at commit b88c0de. No capabilities flagged by our checks. Scan policy
ScannedScanned. The automated checks below ran on the commit shown. Read each line for what was and was not covered.
Full scan at
b88c0de · Nov 5, 2026 ScannedStatic, secrets and dependency checks completed with no critical findings.
Passed. This check ran and found nothing it flags.Static code scanpassPassed. This check ran and found nothing it flags.
Passed. This check ran and found nothing it flags.Secrets scanpassPassed. This check ran and found nothing it flags.
Flagged. This check found an issue. See the findings below.Dependency audit42 known vulnerabilitiesfailFlagged. This check found an issue. See the findings below.
Warning. This check found something worth reading in the findings below. It is not proof of a problem.ManifestnonewarnWarning. This check found something worth reading in the findings below. It is not proof of a problem.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Buildn/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Boot & handshaken/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Network egressn/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Reproducible (×3)n/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Findings (9)
- highHigh. Something risky that needs a close look before you install.dependencies issueDetails are available to the maintainer after claiming this listing.
- mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.github.com/go-jose/go-jose/v3@3.0.5: 3 known vulnerabilitiesGHSA-4w3g-jfj2-cw2q, GHSA-mgcc-cww5-fp2q, GHSA-vvm8-gf78-28g4
go.mod - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.github.com/klauspost/compress@1.18.0: 1 known vulnerabilityGO-2026-5841
go.mod - lowLow. Minor, or common in normal tools. Shown for information.github.com/slack-go/slack@0.19.0: 1 known vulnerabilityGO-2026-5410
go.mod - lowLow. Minor, or common in normal tools. Shown for information.github.com/yuin/goldmark@1.7.16: 1 known vulnerabilityGO-2026-5320
go.mod - lowLow. Minor, or common in normal tools. Shown for information.golang.org/x/net@0.50.0: 16 known vulnerabilitiesGO-2026-4559, GO-2026-4918, GO-2026-5025, GO-2026-5026, GO-2026-5027 +11 more
go.mod - lowLow. Minor, or common in normal tools. Shown for information.golang.org/x/sys@0.41.0: 1 known vulnerabilityGO-2026-5024
go.mod - lowLow. Minor, or common in normal tools. Shown for information.golang.org/x/text@0.34.0: 2 known vulnerabilitiesGO-2026-5970, GO-2026-6629
go.mod - lowLow. Minor, or common in normal tools. Shown for information.No manifest declaring network access and environment variables (agent.json)
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