{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-30520", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-03-31T20:42:43.960Z", "dateReserved": "2026-03-04T00:00:00.000Z", "datePublished": "2026-03-31T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-03-31T17:59:44.645Z"}, "descriptions": [{"lang": "en", "value": "A Blind SQL Injection vulnerability exists in SourceCodester Loan Management System v1.0. The vulnerability is located in the ajax.php file (specifically the save_loan action). The application fails to properly sanitize user input supplied to the \"borrower_id\" parameter in a POST request, allowing an authenticated attacker to inject malicious SQL commands."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/meifukun/Web-Security-PoCs/blob/main/Loan-Management-System/SQLi-SaveLoan-borrowerId.md"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-89", "lang": "en", "description": "CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-03-31T20:42:41.312344Z", "id": "CVE-2026-30520", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-31T20:42:43.960Z"}}]}, "dataVersion": "5.2"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-30520", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-03-31T20:42:41.312344Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-89", "description": "CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-31T20:42:38.323Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "references": [{"url": "https://github.com/meifukun/Web-Security-PoCs/blob/main/Loan-Management-System/SQLi-SaveLoan-borrowerId.md"}], "descriptions": [{"lang": "en", "value": "A Blind SQL Injection vulnerability exists in SourceCodester Loan Management System v1.0. The vulnerability is located in the ajax.php file (specifically the save_loan action). The application fails to properly sanitize user input supplied to the \"borrower_id\" parameter in a POST request, allowing an authenticated attacker to inject malicious SQL commands."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-03-31T17:59:44.645Z"}}}, "cveMetadata": {"cveId": "CVE-2026-30520", "state": "PUBLISHED", "dateUpdated": "2026-03-31T20:42:43.960Z", "dateReserved": "2026-03-04T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2026-03-31T00:00:00.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.2"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A Blind SQL Injection vulnerability exists in SourceCodester Loan Management System v1.0. The vulnerability is located in the ajax.php file (specifically the save_loan action). The application fails to properly sanitize user input supplied to the \"borrower_id\" parameter in a POST request, allowing an authenticated attacker to inject malicious SQL commands."}], "id": "CVE-2026-30520", "lastModified": "2026-03-31T21:16:29.327", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 2.5, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2026-03-31T18:16:47.560", "references": [{"source": "cve@mitre.org", "url": "https://github.com/meifukun/Web-Security-PoCs/blob/main/Loan-Management-System/SQLi-SaveLoan-borrowerId.md"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-89"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.0"}}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "loan_management_system", "vendor": "sourcecodester"}], "analysis": {"en": {"generated_at": "2026-03-31T19:24:17.873266+00:00", "value": {"mitigation_remediation": ["Validate and sanitize the borrower_id input, ensuring only numeric values are accepted.", "Replace dynamic query construction with parameterized queries or prepared statements.", "Deploy a Web Application Firewall to detect and block SQL injection attempts targeting the ajax endpoint.", "Limit access to the loan\u2011management AJAX API to trusted users and enforce least\u2011privilege access control.", "Regularly review logs for anomalous POST requests to the loan API and investigate any suspicious activity."], "summary": {"action": "Implement Mitigation", "impact": "Unauthorized Data Access"}, "threat_synthesis": {"affected_systems": "Systems running SourceCodester Loan Management System 1.0 are impacted. No newer versions or vendor patches are documented, and the vulnerability is specific to the save_loan functionality exposed via a POST request.", "description_and_impact": "A blind SQL injection flaw resides in the ajax.php script handling the save_loan action of SourceCodester Loan Management System version\u202f1.0. When the borrower_id field is not properly sanitized, an attacker can inject SQL commands that are executed against the underlying database. The attack does not immediately reveal error messages, but a privileged user can retrieve, modify, or delete data in the database.", "risk_and_exploitability": "The CVSS score is not provided, and the EPSS score is unavailable. The vulnerability requires the attacker to be authenticated with access to the loan\u2011management interface. Once authenticated, the attacker can craft a malicious request to the borrower_id parameter, leading to data exfiltration or alteration. The lack of an immediate exploitation flag in KEV suggests this flaw is not actively exploited yet, but its presence enables data\u2011level attacks that could be leveraged for further damage."}}}}, "created": "2026-03-31T19:56:47.023631+00:00", "title": "Blind SQL Injection in SourceCodester Loan Management System v1.0 Allowing Authenticated Attacker to Execute Arbitrary SQL", "updated": "2026-03-31T20:39:45.728238+00:00", "vendors": ["sourcecodester", "sourcecodester$PRODUCT$loan_management_system"], "weaknesses": ["CWE-89"]}