nanocoai NanoClaw add_mcp_server request.ts handleAddMcpServer improper authorization
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.2%
exploitation probability
0.2%top 88% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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.
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
Affected products
nanocoai · NanoClawpublic PoCs found — 1
cve_referencegithub.com/nanocoai/nanoclaw/issues/2762unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://github.com/nanocoai/nanoclaw/https://github.com/nanocoai/nanoclaw/commit/e5b928783d5c485637565eb07d2967922dfbf8d8https://github.com/nanocoai/nanoclaw/issues/2762https://github.com/nanocoai/nanoclaw/pull/2998https://vuldb.com/cve/CVE-2026-17434https://vuldb.com/submit/862451https://vuldb.com/vuln/383075https://vuldb.com/vuln/383075/cti