CVE-2026-79746
MCPHub: Server-scoped bearer key gains access to an entire group via partial (any-overlap) server matching
CVSS v3
8.1
HIGH
Score EPSS
0.4 %
probabilité d’exploitation au 2026-09-28
CISA KEV
Non
exploitation connue
Exploitation
—
statut SSVC
Description
MCPHub is a unified hub for centrally managing and dynamically orchestrating multiple MCP servers/APIs into separate endpoints with flexible routing strategies. Prior to version 1.0.31, when a bearer key with accessType: 'servers' (or 'custom') is used against a group route, isBearerKeyAllowedForRequest grants access to the entire group as long as any single server in that group appears in the key's allowedServers list — not only when every server the key is scoped to matches, and critically, wi
Détails techniques
- Publiée le
- 2026-08-31
- Dernière modification
- 2026-09-01
Questions fréquentes
Qu’est-ce que CVE-2026-79746 ?
MCPHub is a unified hub for centrally managing and dynamically orchestrating multiple MCP servers/APIs into separate endpoints with flexible routing strategies. Prior to version 1.0.31, when a bearer key with accessType: 'servers' (or 'custom') is used against a group route, isBearerKeyAllowedForRequest grants access to the entire group as long as any single server in that group appears in the key's allowedServers list — not only when every server the key is scoped to matches, and critically, wi
CVE-2026-79746 est-elle activement exploitée ?
Aucune exploitation active de CVE-2026-79746 n’est confirmée. Son score EPSS était de 0.4 % au 2026-09-28, soit la probabilité estimée d’exploitation dans les 30 prochains jours.
Quel est le score CVSS de CVE-2026-79746 ?
CVE-2026-79746 a un score de base CVSS v3 de 8.1 (gravité HIGH).
CVE-2026-79746 touche-t-elle votre environnement ?
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