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CVE-2026-45609

7.2 HIGH

mcp-security provides Security and Authorization support for Model Context Protocol in Spring AI

Published: 2026-05-29 · Last updated: 2026-06-03

Severity and scoring

CVSS
7.2 HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CWE
CWE-918

Affected products

VendorProduct
springaicommunitymcp_security

Description

mcp-security provides Security and Authorization support for Model Context Protocol in Spring AI. Prior to 0.1.9, the mcp-security framework fails to implement the mandatory SSRF mitigations outlined in the Model Context Protocol (MCP) security specifications. Specifically, it processes untrusted URLs for OAuth-related discovery and metadata without verifying if the targets are malicious or internal to the network. This only affects installations with Dynamic Client Registration (DCR) enabled This vulnerability is fixed in 0.1.9.

Source: NVD

References

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