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        "dateReserved": "2026-08-26T16:00:33.425Z",
        "datePublished": "2026-08-27T14:50:39.029Z",
        "dateUpdated": "2026-08-27T17:53:20.090Z"
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            "datePublic": "2026-08-26T00:00:00.000Z",
            "title": "Timescale tiger-slack DNS Rebinding via Disabled Host Header Allow-List",
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                    "value": "tiger-slack started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. mcp/src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, and a page in a browser could point a name it controlled at the address the server was bound to and drive the locally reachable Slack MCP server through the visitor's browser. The fix passes the option explicitly alongside a dependency update; the update alone would not have closed it. The repository publishes no release that brackets the fix, so the affected boundary is the commit preceding it."
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                            "lang": "en",
                            "cweId": "CWE-346",
                            "description": "Origin Validation Error",
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                    "vendor": "timescale",
                    "product": "tiger-slack",
                    "collectionURL": "https://github.com/timescale/tiger-slack",
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                    "url": "https://github.com/timescale/tiger-slack",
                    "tags": [
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                {
                    "url": "https://github.com/timescale/tiger-slack/pull/146",
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                    "value": "Avishai Gonen (Pluto Security)",
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            "source": {
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