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        "cveId": "CVE-2026-18905",
        "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "state": "PUBLISHED",
        "assignerShortName": "ibm",
        "dateReserved": "2026-08-04T20:21:18.671Z",
        "datePublished": "2026-09-04T15:56:28.239Z",
        "dateUpdated": "2026-09-04T18:24:43.388Z"
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            },
            "title": "IBM ContextForge MCP Gateway is affected by server-side request forgery via DNS TOCTOU at tool invocation",
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                            "lang": "en",
                            "cweId": "CWE-918",
                            "description": "CWE-918 Server-Side Request Forgery (SSRF)",
                            "type": "CWE"
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                    "vendor": "IBM",
                    "product": "ContextForge MCP Gateway (`mcp-contextforge-gateway`)",
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                            "status": "affected",
                            "version": "<= v1.0.6"
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                    "value": "IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) <= v1.0.6 MCP Context Forge could allow a remote authenticated attacker to obtain sensitive information due to a DNS rebinding vulnerability during tool invocation.",
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                            "value": "<p>IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) &lt;= v1.0.6 MCP Context Forge could allow a remote authenticated attacker to obtain sensitive information due to a DNS rebinding vulnerability during tool invocation.</p>"
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            "references": [
                {
                    "url": "https://www.ibm.com/support/pages/node/7286053",
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                        "patch"
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                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "NONE",
                        "baseSeverity": "HIGH",
                        "baseScore": 7.7,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N"
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            "workarounds": [
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                    "lang": "en",
                    "value": "Workarounds/Mitigation guidance:\n\nNo complete workaround exists without upgrading. As a partial mitigation, restrict tool-creation\n\npermissions (`tools.create`) to fully trusted users only, limiting the pool of accounts that could\n\nstage a registration with a controlled hostname. This does not eliminate the vulnerability but\n\nreduces exposure in environments where least-privilege access controls are enforced.\n\n\nIBM strongly recommends upgrading to v1.0.7 or higher.",
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                            "value": "<p><strong>Workarounds/Mitigation guidance</strong>:</p><div><div>No complete workaround exists without upgrading. As a partial mitigation, restrict tool-creation</div><div>permissions (`tools.create`) to fully trusted users only, limiting the pool of accounts that could</div><div>stage a registration with a controlled hostname. This does not eliminate the vulnerability but</div><div>reduces exposure in environments where least-privilege access controls are enforced.</div><br/><div>IBM strongly recommends upgrading to v1.0.7 or higher.</div></div>"
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            "solutions": [
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                    "lang": "en",
                    "value": "IBM strongly recommends addressing the vulnerability now.\n\nProduct(s)Version(s) number and/or range Remediation/Fix/InstructionsIBM ContextForge MCP Gateway<=v1.0.6 https://github.com/IBM/mcp-context-forge/pull/5925_",
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                            "value": "<div></div><p><strong>IBM strongly recommends addressing the vulnerability now.</strong></p><div><table><tbody><tr><td><strong>Product(s)</strong></td><td><strong>Version(s) number and/or range </strong></td><td><strong>Remediation/Fix/Instructions</strong></td></tr><tr><td>IBM ContextForge MCP Gateway</td><td>&lt;=v1.0.6</td><td><a href=\"https://ibm.service-now.com/kb_view.do?sysparm_article=KB0021096\" rel=\"nofollow\">Upgrade to v1.0.7 or higher. </a><a href=\"https://github.com/IBM/mcp-context-forge/releases/tag/v1.0.7%29\" rel=\"nofollow\">https://github.com/IBM/mcp-context-forge/releases/tag/v1.0.7</a></td></tr></tbody></table></div><p> Note:</p><div>_Fix merged: 2026-07-29_</div><div>_Fixing PR: <a href=\"https://github.com/IBM/mcp-context-forge/pull/5925_\" rel=\"nofollow\">https://github.com/IBM/mcp-context-forge/pull/5925_</a></div><p></p>"
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                                "timestamp": "2026-09-04T17:39:59.136548Z",
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