MCP Gateway allows easy and secure running and deployment of MCP servers. In versions 0.27.0 and earlier, when MCP Gateway runs in sse or streaming transport mode, it is vulnerable to DNS rebinding. An attacker who can get a victim to visit a malicious website or be served a malicious advertisement can perform browser-based exploitation of MCP servers executing behind the gateway, including manipulating tools or other features exposed by those MCP servers. MCP Gateway is not affected when running in the default stdio mode, which does not listen on network ports. Version 0.28.0 fixes this issue.
Metrics
Affected Vendors & Products
References
History
Thu, 04 Dec 2025 16:45:00 +0000
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Docker
Docker docker Docker mcp Gateway |
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Docker
Docker docker Docker mcp Gateway |
Wed, 03 Dec 2025 19:15:00 +0000
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ssvc
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Wed, 03 Dec 2025 18:00:00 +0000
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| Description | MCP Gateway allows easy and secure running and deployment of MCP servers. In versions 0.27.0 and earlier, when MCP Gateway runs in sse or streaming transport mode, it is vulnerable to DNS rebinding. An attacker who can get a victim to visit a malicious website or be served a malicious advertisement can perform browser-based exploitation of MCP servers executing behind the gateway, including manipulating tools or other features exposed by those MCP servers. MCP Gateway is not affected when running in the default stdio mode, which does not listen on network ports. Version 0.28.0 fixes this issue. | |
| Title | DNS Rebinding vulnerability present when running MCP Gateway in sse or streaming mode | |
| Weaknesses | CWE-749 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2025-12-03T17:41:59.272Z
Updated: 2025-12-03T18:14:24.648Z
Reserved: 2025-11-03T22:12:51.366Z
Link: CVE-2025-64443
Updated: 2025-12-03T18:12:19.279Z
Status : Awaiting Analysis
Published: 2025-12-03T18:15:46.670
Modified: 2025-12-04T17:15:08.283
Link: CVE-2025-64443
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