A vulnerability was identified in HKUDS nanobot up to 0.2.1. (CVE-2026-90809)
A vulnerability in HKUDS nanobot up to version 0.2.1 allows remote argument injection via the ExecTool._guard_command and ExecTool._spawn functions in the nanobot/agent/tools/shell.py component. This flaw can be exploited remotely and has a CVSS score of 7.3, indicating a medium severity. A patch identified by commit af582246f141311d574551b7571a517bcc3df750 is available to address this issue. Applying this patch is recommended to mitigate the vulnerability.
AI Analysis
Technical Summary
The vulnerability in HKUDS nanobot (up to 0.2.1) involves argument injection through the ExecTool._guard_command and ExecTool._spawn functions located in nanobot/agent/tools/shell.py. This allows an attacker to remotely manipulate arguments passed to these functions, potentially leading to unauthorized command execution or other impacts. The vulnerability is tracked as CVE-2026-90809 and has a CVSS 3.1 base score of 7.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L). A patch identified by commit af582246f141311d574551b7571a517bcc3df750 is available to fix this issue.
Potential Impact
The vulnerability enables remote attackers to perform argument injection, which can lead to partial confidentiality, integrity, and availability impacts as indicated by the CVSS vector. Specifically, it allows remote code or command manipulation without requiring privileges or user interaction, potentially causing limited data disclosure, modification, or service disruption.
Mitigation Recommendations
A patch identified by commit af582246f141311d574551b7571a517bcc3df750 is available and should be applied to resolve this vulnerability. No vendor advisory content was provided to contradict this; therefore, applying the patch is the recommended remediation.
A vulnerability was identified in HKUDS nanobot up to 0.2.1. (CVE-2026-90809)
Description
A vulnerability in HKUDS nanobot up to version 0.2.1 allows remote argument injection via the ExecTool._guard_command and ExecTool._spawn functions in the nanobot/agent/tools/shell.py component. This flaw can be exploited remotely and has a CVSS score of 7.3, indicating a medium severity. A patch identified by commit af582246f141311d574551b7571a517bcc3df750 is available to address this issue. Applying this patch is recommended to mitigate the vulnerability.
CVSS v3.1
Score 7.3high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability in HKUDS nanobot (up to 0.2.1) involves argument injection through the ExecTool._guard_command and ExecTool._spawn functions located in nanobot/agent/tools/shell.py. This allows an attacker to remotely manipulate arguments passed to these functions, potentially leading to unauthorized command execution or other impacts. The vulnerability is tracked as CVE-2026-90809 and has a CVSS 3.1 base score of 7.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L). A patch identified by commit af582246f141311d574551b7571a517bcc3df750 is available to fix this issue.
Potential Impact
The vulnerability enables remote attackers to perform argument injection, which can lead to partial confidentiality, integrity, and availability impacts as indicated by the CVSS vector. Specifically, it allows remote code or command manipulation without requiring privileges or user interaction, potentially causing limited data disclosure, modification, or service disruption.
Mitigation Recommendations
A patch identified by commit af582246f141311d574551b7571a517bcc3df750 is available and should be applied to resolve this vulnerability. No vendor advisory content was provided to contradict this; therefore, applying the patch is the recommended remediation.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-7hvv-vr32-8c2m
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-90809"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aa8a1ca55bf5e2cf5f3e901
Added to database: 09/15/2026, 01:39:22 UTC
Last enriched: 09/15/2026, 02:00:48 UTC
Last updated: 09/15/2026, 03:01:39 UTC
Views: 3
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