RU
Product
ruby-sdk
by modelcontextprotocol · last CVE Jul 29, 2026
6
CVEs
0
On KEV
8.3
Max CVSS
0
New 30D
Severity mix
Critical 0High 2Medium 4Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-67431
8.3
0%
Jul 29
MCP Ruby SDK: Ruby SSE Session Poisoning
Affected: < 0.23.0
CVE-2026-67432
7.5
1%
Jul 29
MCP Ruby SDK: Unbounded JSON-RPC request body causes uncontrolled memory allocation in StreamableHTTPTransport
Affected: < 0.23.0
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