CVE-2026-90809

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Source

https://cve.org/CVERecord?id=CVE-2026-90809

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90809.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-90809

Published

2026-09-14T18:15:17Z

Modified

2026-09-16T03:48:09Z

Severity

6.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X CVSS Calculator

Summary

HKUDS nanobot ExecTool shell.py ExecTool._spawn argument injection

Details

A vulnerability was identified in HKUDS nanobot up to 0.2.1. The affected element is the function ExecTool._guard_command/ExecTool._spawn of the file nanobot/agent/tools/shell.py of the component ExecTool. Such manipulation leads to argument injection. It is possible to launch the attack remotely. The name of the patch is af582246f141311d574551b7571a517bcc3df750. It is best practice to apply a patch to resolve this issue.

Database specific

{
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-74",
        "CWE-88"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90809.json"
}

References

Affected packages

Git / github.com/hkuds/nanobot

Affected ranges

Type

GIT

Repo

https://github.com/hkuds/nanobot

Events

Introduced

c018c3fb6a5cedf2dcd7bbd0bf4fce5eb9b54bf7

Fixed

af582246f141311d574551b7571a517bcc3df750

Database specific

Show details

{
    "extracted_events": [
        {
            "introduced": "0.2.0"
        },
        {
            "last_affected": "0.2.0"
        },
        {
            "introduced": "0.2.1"
        },
        {
            "last_affected": "0.2.1"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ]
}

Affected versions

0.*

0.2.0

0.2.1

v0.*

v0.2.0

v0.2.1

v0.2.2

v0.3.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90809.json"