CVE-2026-17434
5.3
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
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| nanocoai | NanoClaw | 2.0.0 | affected |
| nanocoai | NanoClaw | 2.0.1 | affected |
| nanocoai | NanoClaw | 2.0.2 | affected |
| nanocoai | NanoClaw | 2.0.3 | affected |
| nanocoai | NanoClaw | 2.0.4 | affected |
| nanocoai | NanoClaw | 2.0.5 | affected |
| nanocoai | NanoClaw | 2.0.6 | affected |
| nanocoai | NanoClaw | 2.0.7 | affected |
| nanocoai | NanoClaw | 2.0.8 | affected |
| nanocoai | NanoClaw | 2.0.9 | affected |
| nanocoai | NanoClaw | 2.0.10 | affected |
| nanocoai | NanoClaw | 2.0.11 | affected |
| nanocoai | NanoClaw | 2.0.12 | affected |
| nanocoai | NanoClaw | 2.0.13 | affected |
| nanocoai | NanoClaw | 2.0.14 | affected |
| nanocoai | NanoClaw | 2.0.15 | affected |
| nanocoai | NanoClaw | 2.0.16 | affected |
| nanocoai | NanoClaw | 2.0.17 | affected |
| nanocoai | NanoClaw | 2.0.18 | affected |
| nanocoai | NanoClaw | 2.0.19 | affected |
| nanocoai | NanoClaw | 2.0.20 | affected |
| nanocoai | NanoClaw | 2.0.21 | affected |
| nanocoai | NanoClaw | 2.0.22 | affected |
| nanocoai | NanoClaw | 2.0.23 | affected |
| nanocoai | NanoClaw | 2.0.24 | affected |
| nanocoai | NanoClaw | 2.0.25 | affected |
| nanocoai | NanoClaw | 2.0.26 | affected |
| nanocoai | NanoClaw | 2.0.27 | affected |
| nanocoai | NanoClaw | 2.0.28 | affected |
| nanocoai | NanoClaw | 2.0.29 | affected |
| nanocoai | NanoClaw | 2.0.30 | affected |
| nanocoai | NanoClaw | 2.0.31 | affected |
| nanocoai | NanoClaw | 2.0.32 | affected |
| nanocoai | NanoClaw | 2.0.33 | affected |
| nanocoai | NanoClaw | 2.0.34 | affected |
| nanocoai | NanoClaw | 2.0.35 | affected |
| nanocoai | NanoClaw | 2.0.36 | affected |
| nanocoai | NanoClaw | 2.0.37 | affected |
| nanocoai | NanoClaw | 2.0.38 | affected |
| nanocoai | NanoClaw | 2.0.39 | affected |
| nanocoai | NanoClaw | 2.0.40 | affected |
| nanocoai | NanoClaw | 2.0.41 | affected |
| nanocoai | NanoClaw | 2.0.42 | affected |
| nanocoai | NanoClaw | 2.0.43 | affected |
| nanocoai | NanoClaw | 2.0.44 | affected |
| nanocoai | NanoClaw | 2.0.45 | affected |
| nanocoai | NanoClaw | 2.0.46 | affected |
| nanocoai | NanoClaw | 2.0.47 | affected |
| nanocoai | NanoClaw | 2.0.48 | affected |
| nanocoai | NanoClaw | 2.0.49 | affected |
| nanocoai | NanoClaw | 2.0.50 | affected |
| nanocoai | NanoClaw | 2.0.51 | affected |
| nanocoai | NanoClaw | 2.0.52 | affected |
| nanocoai | NanoClaw | 2.0.53 | affected |
| nanocoai | NanoClaw | 2.0.54 | affected |
| nanocoai | NanoClaw | 2.0.55 | affected |
| nanocoai | NanoClaw | 2.0.56 | affected |
| nanocoai | NanoClaw | 2.0.57 | affected |
| nanocoai | NanoClaw | 2.0.58 | affected |
| nanocoai | NanoClaw | 2.0.59 | affected |
| nanocoai | NanoClaw | 2.0.60 | affected |
| nanocoai | NanoClaw | 2.0.61 | affected |
| nanocoai | NanoClaw | 2.0.62 | affected |
| nanocoai | NanoClaw | 2.0.63 | affected |
| nanocoai | NanoClaw | 2.0.64 | affected |
Weaknesses
- CWE-285: Improper Authorization
- CWE-266: Incorrect Privilege Assignment
References
- https://vuldb.com/vuln/383075
- https://vuldb.com/vuln/383075/cti
- https://vuldb.com/cve/CVE-2026-17434
- https://vuldb.com/submit/862451
- https://github.com/nanocoai/nanoclaw/issues/2762
- https://github.com/nanocoai/nanoclaw/pull/2998
- https://github.com/nanocoai/nanoclaw/commit/e5b928783d5c485637565eb07d2967922dfbf8d8
- https://github.com/nanocoai/nanoclaw/
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.