CVE-2025-6515 - CERT CVE
ID CVE-2025-6515
Sažetak The MCP SSE endpoint in oatpp-mcp returns an instance pointer as the session ID, which is not unique nor cryptographically secure. This allows network attackers with access to the oatpp-mcp server to guess future session IDs and hijack legitimate client MCP sessions, returning malicious responses from the oatpp-mcp server.
Reference
CVSS
Base: 6.8
Impact: 5.2
Exploitability:1.6
Pristup
VektorSloženostAutentikacija
NETWORK HIGH NONE
Impact
PovjerljivostCjelovitostDostupnost
NONE HIGH HIGH
CVSS vektor CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H
Zadnje važnije ažuriranje 20-10-2025 - 17:15
Objavljeno 20-10-2025 - 17:15