8.3
Élevée
CVE-2026-67431 MCP Ruby SDK is the official Ruby SDK for Model Context Protocol servers and clients
Description
MCP Ruby SDK is the official Ruby SDK for Model Context Protocol servers and clients. Prior to 0.23.0, MCP::Server::Transports::StreamableHTTPTransport in the mcp gem does not bind a session ID to a session owner, allowing an attacker with a stolen session ID to send tools/call requests that execute in the victim's session. This issue is fixed in version 0.23.0.
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| ruby-sdk 0.23 | premières → < 0.23.0 | 0.23.0 |
Références
- github.com github.com
- github.com github.com
- github.com github.com
Chronologie
- Publiée
- Dernière modification
Autres CVE de ruby-sdk
Les 6 CVE de ruby-sdk →
CVE-2026-67432
MCP Ruby SDK is the official Ruby SDK for Model Context Protocol servers and clients
7.5
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CVE-2026-63119
MCP Ruby SDK is the official Ruby SDK for Model Context Protocol servers and clients
6.2
Moyenne
CVE-2026-67430
MCP Ruby SDK is the official Ruby SDK for Model Context Protocol servers and clients
5.3
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CVE-2026-63118
MCP Ruby SDK is the official Ruby SDK for Model Context Protocol servers and clients
6.9
Moyenne