MCP Ruby SDK: Unbounded session retention in StreamableHTTPTransport allows memory exhaustion via initialize flood
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | CVE-2026-67430 | 29 Jul 202619:10 | – | attackerkb |
 | CVE-2026-67430 | 29 Jul 202620:53 | – | circl |
 | CVE-2026-67430 | 29 Jul 202619:10 | – | cve |
 | CVE-2026-67430 MCP Ruby SDK: Unbounded session retention in StreamableHTTPTransport allows memory exhaustion via initialize flood | 29 Jul 202619:10 | – | cvelist |
 | EUVD-2026-50498 | 30 Jul 202614:43 | – | euvd |
 | CVE-2026-67430 | 29 Jul 202620:17 | – | nvd |
 | CVE-2026-67430 MCP Ruby SDK: Unbounded session retention in StreamableHTTPTransport allows memory exhaustion via initialize flood | 29 Jul 202619:10 | – | osv |
| GHSA-52JP-GJ8W-J6XH MCP Ruby SDK: Unbounded session retention in StreamableHTTPTransport allows memory exhaustion via initialize flood | 30 Jul 202614:43 | – | osv |
 | PT-2026-65897 | 29 Jul 202600:00 | – | ptsecurity |
 | CVE-2026-67430 MCP Ruby SDK: Unbounded session retention in StreamableHTTPTransport allows memory exhaustion via initialize flood | 29 Jul 202619:10 | – | vulnrichment |
10
Node
mcpRange≤0.22.0rubygems
Data
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30 Jul 2026 14:43Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.3
SSVC