{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-17434","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-07-25T11:08:25.395Z","datePublished":"2026-07-26T03:00:16.981Z","dateUpdated":"2026-07-27T14:37:23.201Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-07-26T03:00:16.981Z"},"title":"nanocoai NanoClaw add_mcp_server request.ts handleAddMcpServer improper authorization","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-285","lang":"en","description":"Improper Authorization"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-266","lang":"en","description":"Incorrect Privilege Assignment"}]}],"affected":[{"vendor":"nanocoai","product":"NanoClaw","versions":[{"version":"2.0.0","status":"affected"},{"version":"2.0.1","status":"affected"},{"version":"2.0.2","status":"affected"},{"version":"2.0.3","status":"affected"},{"version":"2.0.4","status":"affected"},{"version":"2.0.5","status":"affected"},{"version":"2.0.6","status":"affected"},{"version":"2.0.7","status":"affected"},{"version":"2.0.8","status":"affected"},{"version":"2.0.9","status":"affected"},{"version":"2.0.10","status":"affected"},{"version":"2.0.11","status":"affected"},{"version":"2.0.12","status":"affected"},{"version":"2.0.13","status":"affected"},{"version":"2.0.14","status":"affected"},{"version":"2.0.15","status":"affected"},{"version":"2.0.16","status":"affected"},{"version":"2.0.17","status":"affected"},{"version":"2.0.18","status":"affected"},{"version":"2.0.19","status":"affected"},{"version":"2.0.20","status":"affected"},{"version":"2.0.21","status":"affected"},{"version":"2.0.22","status":"affected"},{"version":"2.0.23","status":"affected"},{"version":"2.0.24","status":"affected"},{"version":"2.0.25","status":"affected"},{"version":"2.0.26","status":"affected"},{"version":"2.0.27","status":"affected"},{"version":"2.0.28","status":"affected"},{"version":"2.0.29","status":"affected"},{"version":"2.0.30","status":"affected"},{"version":"2.0.31","status":"affected"},{"version":"2.0.32","status":"affected"},{"version":"2.0.33","status":"affected"},{"version":"2.0.34","status":"affected"},{"version":"2.0.35","status":"affected"},{"version":"2.0.36","status":"affected"},{"version":"2.0.37","status":"affected"},{"version":"2.0.38","status":"affected"},{"version":"2.0.39","status":"affected"},{"version":"2.0.40","status":"affected"},{"version":"2.0.41","status":"affected"},{"version":"2.0.42","status":"affected"},{"version":"2.0.43","status":"affected"},{"version":"2.0.44","status":"affected"},{"version":"2.0.45","status":"affected"},{"version":"2.0.46","status":"affected"},{"version":"2.0.47","status":"affected"},{"version":"2.0.48","status":"affected"},{"version":"2.0.49","status":"affected"},{"version":"2.0.50","status":"affected"},{"version":"2.0.51","status":"affected"},{"version":"2.0.52","status":"affected"},{"version":"2.0.53","status":"affected"},{"version":"2.0.54","status":"affected"},{"version":"2.0.55","status":"affected"},{"version":"2.0.56","status":"affected"},{"version":"2.0.57","status":"affected"},{"version":"2.0.58","status":"affected"},{"version":"2.0.59","status":"affected"},{"version":"2.0.60","status":"affected"},{"version":"2.0.61","status":"affected"},{"version":"2.0.62","status":"affected"},{"version":"2.0.63","status":"affected"},{"version":"2.0.64","status":"affected"}],"cpes":["cpe:2.3:a:nanocoai:nanoclaw:*:*:*:*:*:*:*:*"],"modules":["add_mcp_server"]}],"descriptions":[{"lang":"en","value":"A flaw has been found in nanocoai NanoClaw up to 2.0.64. Affected is the function handleAddMcpServer of the file src/modules/self-mod/request.ts of the component add_mcp_server. Executing a manipulation can lead to improper authorization. The attack may be launched remotely. The exploit has been published and may be used. This patch is called e5b928783d5c485637565eb07d2967922dfbf8d8. A patch should be applied to remediate this issue."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":6.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":6.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C"}}],"timeline":[{"time":"2026-07-25T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-07-25T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-07-25T13:13:39.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"Erichen-x (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/vuln/383075","name":"VDB-383075 | nanocoai NanoClaw add_mcp_server request.ts handleAddMcpServer improper authorization","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/383075/cti","name":"VDB-383075 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-17434","name":"CVE-2026-17434 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/862451","name":"Submit #862451 | NanoCoAI NanoClaw 2.0.64 Improper Authorization (CWE-285)","tags":["third-party-advisory"]},{"url":"https://github.com/nanocoai/nanoclaw/issues/2762","tags":["exploit","issue-tracking"]},{"url":"https://github.com/nanocoai/nanoclaw/pull/2998","tags":["issue-tracking","patch"]},{"url":"https://github.com/nanocoai/nanoclaw/commit/e5b928783d5c485637565eb07d2967922dfbf8d8","tags":["patch"]},{"url":"https://github.com/nanocoai/nanoclaw/","tags":["product"]}],"tags":["x_open-source"]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-27T14:37:14.393084Z","id":"CVE-2026-17434","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-27T14:37:23.201Z"}}]}}