{ "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" } } ] } }