CVE-2026-18905

{"id": "CVE-2026-18905", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-18905", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-04T17:39:59.136548Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@us.ibm.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 4.0, "exploitabilityScore": 3.1}]}, "affected": [{"source": "psirt@us.ibm.com", "affectedData": [{"cpes": ["cpe:2.3:a:ibm:contextforge-mcp-gateway:*:*:*:*:*:*:*:*"], "vendor": "IBM", "product": "ContextForge MCP Gateway (`mcp-contextforge-gateway`)", "versions": [{"status": "affected", "version": "<= v1.0.6"}]}]}], "published": "2026-09-04T16:17:21.517", "references": [{"url": "https://www.ibm.com/support/pages/node/7286053", "tags": ["Patch", "Vendor Advisory"], "source": "psirt@us.ibm.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@us.ibm.com", "description": [{"lang": "en", "value": "CWE-918"}]}], "descriptions": [{"lang": "en", "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."}], "lastModified": "2026-09-15T15:21:14.713", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ibm:contextforge:*:*:*:*:*:python:*:*", "vulnerable": true, "matchCriteriaId": "23985B11-6323-4B6B-BF3F-006DC7A2E6EC", "versionEndIncluding": "1.0.6"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@us.ibm.com"}