CVE-2026-15669 in picobot
Summary
by MITRE • 07/14/2026
A vulnerability was found in louisho5 picobot up to 0.2.0. This issue affects the function ExecTool.Execute of the file internal/agent/tools/exec.go of the component exec Tool. The manipulation results in os command injection. The attack requires a local approach. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
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Analysis
by VulDB Data Team • 07/14/2026
This vulnerability resides within the louisho5 picobot software version 0.2.0 and specifically targets the ExecTool.Execute function located in internal/agent/tools/exec.go. The flaw represents a critical os command injection vulnerability that allows attackers to execute arbitrary operating system commands through malicious input manipulation. The vulnerability's impact is significant as it enables full system compromise when exploited, potentially leading to complete control over the affected system. This type of vulnerability falls under the CWE-78 category, which specifically addresses OS Command Injection flaws in software applications.
The technical implementation of this vulnerability occurs within the exec tool component where user-supplied input is improperly validated and directly concatenated into system command execution calls without adequate sanitization or escaping mechanisms. Attackers can leverage this weakness by crafting malicious payloads that are passed through the ExecTool.Execute function, thereby bypassing normal security boundaries and executing unauthorized commands with the privileges of the running process. The local attack requirement means that exploitation necessitates physical access to the target system or a foothold within the network, but once achieved, the impact can be devastating. This vulnerability directly aligns with several ATT&CK techniques including T1059.001 for command and scripting interpreter and T1068 for exploit for privilege escalation.
The operational impact of this vulnerability extends beyond simple command execution as it provides attackers with complete access to system resources, files, and potentially network interfaces. An attacker could use this vulnerability to install backdoors, exfiltrate sensitive data, establish persistent access, or escalate privileges within the affected environment. Given that the exploit has been made public and the project has not responded to the initial issue report, this creates a significant risk for organizations using this software version, as they remain exposed to potential exploitation without any vendor-provided patches or mitigations. The lack of vendor response compounds the security risk, leaving users without official remediation guidance while the vulnerability remains actively exploitable.
Organizations should immediately implement mitigation strategies including restricting local access to systems running picobot versions 0.2.0, disabling unnecessary exec tool functionality when possible, and implementing network segmentation to limit potential lateral movement if exploitation occurs. Additionally, input validation and sanitization should be enhanced throughout the application codebase to prevent similar injection vulnerabilities from emerging in other components. The most effective long-term solution involves upgrading to a patched version of picobot where this vulnerability has been addressed through proper parameter handling and command execution mechanisms that prevent arbitrary command injection attacks. Security monitoring should also be enhanced to detect suspicious command execution patterns that might indicate exploitation attempts, particularly focusing on unusual or unexpected system calls originating from the affected tool component.