CVE-2026-15668 in picobot
Summary
by MITRE • 07/14/2026
A vulnerability has been found in louisho5 picobot up to 0.2.0. This vulnerability affects the function WebTool.Execute of the file internal/agent/tools/web.go of the component web Tool. The manipulation of the argument url leads to server-side request forgery. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 07/14/2026
This vulnerability resides within the louisho5 picobot framework version 0.2.0 and specifically targets the WebTool.Execute function located in internal/agent/tools/web.go. The flaw represents a server-side request forgery vulnerability that occurs when the url argument is manipulated, allowing an attacker to make unauthorized requests from the affected system. This type of vulnerability falls under the CWE-918 category of Server-Side Request Forgery, which is classified as a critical security weakness in web applications. The vulnerability's remote exploitability means that attackers can initiate malicious requests without requiring physical access to the system, making it particularly dangerous for networked environments.
The technical implementation of this flaw demonstrates poor input validation within the web tool component, where user-supplied URL parameters are directly processed without proper sanitization or verification. When an attacker provides a malicious URL as input to the WebTool.Execute function, the system will execute the request on behalf of the server, potentially allowing access to internal resources that should normally be protected from external reach. This creates a significant risk for systems where the picobot agent operates in environments with restricted network access or sensitive internal services. The vulnerability's classification aligns with ATT&CK technique T1071.004 which covers application layer protocol traffic shaping and manipulation.
The operational impact of this vulnerability extends beyond simple data theft, as it can enable attackers to perform reconnaissance on internal networks, access sensitive backend systems, or even facilitate further attacks through lateral movement. The fact that this exploit has been publicly disclosed significantly increases the risk exposure for affected systems, as malicious actors can immediately leverage this knowledge without requiring advanced exploitation techniques. Organizations using picobot versions up to 0.2.0 face potential unauthorized access to internal resources, data exfiltration, and possible system compromise through the exploitation of this server-side request forgery vulnerability.
Mitigation strategies should prioritize immediate patching or version updates to resolve the vulnerability in the web tool component. Organizations should implement proper input validation and sanitization measures for all URL parameters processed by the WebTool.Execute function, ensuring that only expected protocols and domains are permitted. Network-level restrictions can be applied to limit outbound connections from the picobot agent, particularly preventing access to internal network segments. Additionally, implementing proper access controls and monitoring for unusual outbound requests can help detect exploitation attempts. The vulnerability's disclosure status necessitates immediate action as the attack surface remains actively exploited in the wild, making defensive measures critical for maintaining system security posture against potential adversaries who may be actively targeting these specific versions of the software.