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Vulnerabilities CVE-2026-17434

CVE-2026-17434

Medium
Open
TLP:CLEAR

nanocoai NanoClaw add_mcp_server request.ts handleAddMcpServer improper authorization

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Description

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.

Details

CVSS Score
5.3
EPSS Score
0.21%

12th percentile

CVSS Vector
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
Confidence
90%
Published
Jul 26, 2026
Last Modified
Jul 27, 2026
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