CVE-2026-17434

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Source
https://cve.org/CVERecord?id=CVE-2026-17434
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-17434.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-17434
Published
2026-07-26T03:00:16.981Z
Modified
2026-08-12T03:51:35.918170061Z
Severity
  • 2.1 (Low) CVSS_V4 - 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 CVSS Calculator
Summary
nanocoai NanoClaw add_mcp_server request.ts handleAddMcpServer improper authorization
Details

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 addmcpserver. 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.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "2.0.0"
                },
                {
                    "last_affected": "2.0.0"
                },
                {
                    "introduced": "2.0.1"
                },
                {
                    "last_affected": "2.0.1"
                },
                {
                    "introduced": "2.0.2"
                },
                {
                    "last_affected": "2.0.2"
                },
                {
                    "introduced": "2.0.3"
                },
                {
                    "last_affected": "2.0.3"
                },
                {
                    "introduced": "2.0.4"
                },
                {
                    "last_affected": "2.0.4"
                },
                {
                    "introduced": "2.0.6"
                },
                {
                    "last_affected": "2.0.6"
                },
                {
                    "introduced": "2.0.7"
                },
                {
                    "last_affected": "2.0.7"
                },
                {
                    "introduced": "2.0.8"
                },
                {
                    "last_affected": "2.0.8"
                },
                {
                    "introduced": "2.0.9"
                },
                {
                    "last_affected": "2.0.9"
                },
                {
                    "introduced": "2.0.10"
                },
                {
                    "last_affected": "2.0.10"
                },
                {
                    "introduced": "2.0.11"
                },
                {
                    "last_affected": "2.0.11"
                },
                {
                    "introduced": "2.0.12"
                },
                {
                    "last_affected": "2.0.12"
                },
                {
                    "introduced": "2.0.13"
                },
                {
                    "last_affected": "2.0.13"
                },
                {
                    "introduced": "2.0.14"
                },
                {
                    "last_affected": "2.0.14"
                },
                {
                    "introduced": "2.0.15"
                },
                {
                    "last_affected": "2.0.15"
                },
                {
                    "introduced": "2.0.16"
                },
                {
                    "last_affected": "2.0.16"
                },
                {
                    "introduced": "2.0.17"
                },
                {
                    "last_affected": "2.0.17"
                },
                {
                    "introduced": "2.0.18"
                },
                {
                    "last_affected": "2.0.18"
                },
                {
                    "introduced": "2.0.19"
                },
                {
                    "last_affected": "2.0.19"
                },
                {
                    "introduced": "2.0.20"
                },
                {
                    "last_affected": "2.0.20"
                },
                {
                    "introduced": "2.0.21"
                },
                {
                    "last_affected": "2.0.21"
                },
                {
                    "introduced": "2.0.22"
                },
                {
                    "last_affected": "2.0.22"
                },
                {
                    "introduced": "2.0.23"
                },
                {
                    "last_affected": "2.0.23"
                },
                {
                    "introduced": "2.0.24"
                },
                {
                    "last_affected": "2.0.24"
                },
                {
                    "introduced": "2.0.25"
                },
                {
                    "last_affected": "2.0.25"
                },
                {
                    "introduced": "2.0.26"
                },
                {
                    "last_affected": "2.0.26"
                },
                {
                    "introduced": "2.0.27"
                },
                {
                    "last_affected": "2.0.27"
                },
                {
                    "introduced": "2.0.28"
                },
                {
                    "last_affected": "2.0.28"
                },
                {
                    "introduced": "2.0.29"
                },
                {
                    "last_affected": "2.0.29"
                },
                {
                    "introduced": "2.0.30"
                },
                {
                    "last_affected": "2.0.30"
                },
                {
                    "introduced": "2.0.31"
                },
                {
                    "last_affected": "2.0.31"
                },
                {
                    "introduced": "2.0.32"
                },
                {
                    "last_affected": "2.0.32"
                },
                {
                    "introduced": "2.0.33"
                },
                {
                    "last_affected": "2.0.33"
                },
                {
                    "introduced": "2.0.34"
                },
                {
                    "last_affected": "2.0.34"
                },
                {
                    "introduced": "2.0.35"
                },
                {
                    "last_affected": "2.0.35"
                },
                {
                    "introduced": "2.0.36"
                },
                {
                    "last_affected": "2.0.36"
                },
                {
                    "introduced": "2.0.37"
                },
                {
                    "last_affected": "2.0.37"
                },
                {
                    "introduced": "2.0.38"
                },
                {
                    "last_affected": "2.0.38"
                },
                {
                    "introduced": "2.0.39"
                },
                {
                    "last_affected": "2.0.39"
                },
                {
                    "introduced": "2.0.40"
                },
                {
                    "last_affected": "2.0.40"
                },
                {
                    "introduced": "2.0.41"
                },
                {
                    "last_affected": "2.0.41"
                },
                {
                    "introduced": "2.0.42"
                },
                {
                    "last_affected": "2.0.42"
                },
                {
                    "introduced": "2.0.43"
                },
                {
                    "last_affected": "2.0.43"
                },
                {
                    "introduced": "2.0.44"
                },
                {
                    "last_affected": "2.0.44"
                },
                {
                    "introduced": "2.0.45"
                },
                {
                    "last_affected": "2.0.45"
                },
                {
                    "introduced": "2.0.46"
                },
                {
                    "last_affected": "2.0.46"
                },
                {
                    "introduced": "2.0.47"
                },
                {
                    "last_affected": "2.0.47"
                },
                {
                    "introduced": "2.0.48"
                },
                {
                    "last_affected": "2.0.48"
                },
                {
                    "introduced": "2.0.49"
                },
                {
                    "last_affected": "2.0.49"
                },
                {
                    "introduced": "2.0.50"
                },
                {
                    "last_affected": "2.0.50"
                },
                {
                    "introduced": "2.0.51"
                },
                {
                    "last_affected": "2.0.51"
                },
                {
                    "introduced": "2.0.52"
                },
                {
                    "last_affected": "2.0.52"
                },
                {
                    "introduced": "2.0.53"
                },
                {
                    "last_affected": "2.0.53"
                },
                {
                    "introduced": "2.0.55"
                },
                {
                    "last_affected": "2.0.55"
                },
                {
                    "introduced": "2.0.56"
                },
                {
                    "last_affected": "2.0.56"
                },
                {
                    "introduced": "2.0.57"
                },
                {
                    "last_affected": "2.0.57"
                },
                {
                    "introduced": "2.0.58"
                },
                {
                    "last_affected": "2.0.58"
                },
                {
                    "introduced": "2.0.59"
                },
                {
                    "last_affected": "2.0.59"
                },
                {
                    "introduced": "2.0.60"
                },
                {
                    "last_affected": "2.0.60"
                },
                {
                    "introduced": "2.0.61"
                },
                {
                    "last_affected": "2.0.61"
                },
                {
                    "introduced": "2.0.62"
                },
                {
                    "last_affected": "2.0.62"
                }
            ]
        }
    ],
    "cwe_ids": [
        "CWE-266",
        "CWE-285"
    ],
    "cna_assigner": "VulDB",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/17xxx/CVE-2026-17434.json"
}
References

Affected packages

Git / github.com/nanocoai/nanoclaw

Affected ranges

Type
GIT
Repo
https://github.com/nanocoai/nanoclaw
Events
Introduced
a33b1ae8bb3467f98d1ddf4a6b77b6987a1be1ee
Fixed
e5b928783d5c485637565eb07d2967922dfbf8d8
Database specific
Show details 
{
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "2.0.5"
        },
        {
            "last_affected": "2.0.5"
        },
        {
            "introduced": "2.0.54"
        },
        {
            "last_affected": "2.0.54"
        },
        {
            "introduced": "2.0.63"
        },
        {
            "last_affected": "2.0.63"
        },
        {
            "introduced": "2.0.64"
        },
        {
            "last_affected": "2.0.64"
        }
    ]
}

Affected versions

2.*
2.0.5
2.0.63
2.0.64
v2.*
v2.0.54
v2.0.63
v2.0.64
v2.1.17

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-17434.json"