{"id":"CVE-2026-18905","aliases":["EUVD-2026-71315","GHSA-p4cr-j9h3-9c8p"],"status":"published","title":"IBM ContextForge MCP Gateway is affected by server-side request forgery via DNS TOCTOU at tool invocation","description":"IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) \u003c= 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.","severity":{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00465,"percentile":0.40714,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2026-09-04T15:56:28Z","modified":"2026-11-06T10:46:31Z","products":[{"vendor":"ibm","product":"contextforge"},{"vendor":"ibm","product":"contextforge mcp gateway (`mcp-contextforge-gateway`)"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7286053","tags":["vendor-advisory","patch","Patch","Vendor Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18905"},{"url":"https://github.com/advisories/GHSA-p4cr-j9h3-9c8p"}],"sources":{"cve":[{"id":"CVE-2026-18905","title":"IBM ContextForge MCP Gateway is affected by server-side request forgery via DNS TOCTOU at tool invocation","description":"IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) \u003c= 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.","status":"published","published":"2026-09-04T15:56:28.239Z","modified":"2026-09-04T18:24:43.388Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:20:12.60856Z"}],"euvd":[{"id":"EUVD-2026-71315","description":"IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) \u003c= 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.","status":"published","published":"2026-09-04T15:56:28Z","modified":"2026-09-04T18:24:43Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T18:01:11.774269Z"}],"ghsa":[{"id":"GHSA-p4cr-j9h3-9c8p","title":"IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) \u003c= v1.0.6 MCP Context Forge could allow...","description":"IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) \u003c= 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.","status":"published","published":"2026-09-04T18:31:20Z","modified":"2026-09-04T18:31:20Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:11:22.550434Z"}],"nvd":[{"id":"CVE-2026-18905","description":"IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) \u003c= 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.","status":"published","published":"2026-09-04T16:17:21.517Z","modified":"2026-09-15T15:21:14.713Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:43.737972Z"}],"osv":[{"id":"CVE-2026-18905","description":"IBM ContextForge MCP Gateway (`mcp-contextforge-gateway`) \u003c= 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.","status":"published","published":"2026-09-04T16:17:21.517Z","modified":"2026-11-06T10:46:31.030923519Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-06T11:08:55.873774Z"}]}}