CVE-2026-19243

Published: Ago 07, 2026 Last Modified: Ago 07, 2026
ExploitDB:
Other exploit source:
Google Dorks:
LOW 2,1
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 6,3
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: low
Integrity: low
Availability: low
MEDIUM 6,5
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

A security vulnerability has been detected in HKUDS nanobot up to 0.2.1. Impacted is the function ExecTool._guard_command/ExecTool._spawn of the file nanobot/agent/tools/shell.py of the component Shell Allowlist Handler. Such manipulation leads to os command injection. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.3.0 is recommended to address this issue. The name of the patch is 4562. It is advisable to upgrade the affected component. Multiple issues were reported to the project. They reacted with a high level of professionalism and kindness: 'These five reports are variants of the same root cause: validation of shell commands containing multiple segments, wrappers, comments, or chained commands. The issue was fixed by validating every executable shell segment against the configured allowlist'.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0161
Percentile
0,7th
Updated

EPSS Score Trend (Last 2 Days)

77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

Draft
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability
Potential Impacts:
Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: AI/ML
View CWE Details
78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Stable
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Availability Non-Repudiation
Potential Impacts:
Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart Read Files Or Directories Modify Files Or Directories Read Application Data Modify Application Data Hide Activities
Applicable Platforms
Technologies: Not Technology-Specific, AI/ML, Web Server
View CWE Details
https://gist.github.com/YLChen-007/8fcbf8e49e7be568e1a92e9e0414fdba
https://github.com/HKUDS/nanobot/
https://github.com/HKUDS/nanobot/issues/4521
https://github.com/HKUDS/nanobot/pull/4562
https://github.com/HKUDS/nanobot/releases/tag/v0.3.0
https://vuldb.com/cve/CVE-2026-19243
https://vuldb.com/submit/865112
https://vuldb.com/submit/865114
https://vuldb.com/submit/865115
https://vuldb.com/submit/865119
https://vuldb.com/submit/865121
https://vuldb.com/vuln/386997
https://vuldb.com/vuln/386997/cti