{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-90521", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-09-12T10:54:54.566Z", "datePublished": "2026-09-13T12:45:12.601Z", "dateUpdated": "2026-09-13T12:45:12.601Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-09-13T12:45:12.601Z"}, "title": "jaychouchannel Tourism-Management-System CRUD MenpiaodingdanController.java authorization", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-639", "lang": "en", "description": "Authorization Bypass"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-285", "lang": "en", "description": "Improper Authorization"}]}], "affected": [{"vendor": "jaychouchannel", "product": "Tourism-Management-System", "versions": [{"version": "8122bf020d91199eddfff3ee02d1632a70a9a132", "status": "affected"}], "cpes": ["cpe:2.3:a:jaychouchannel:tourism-management-system:*:*:*:*:*:*:*:*"], "modules": ["CRUD"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was found in jaychouchannel Tourism-Management-System up to 8122bf020d91199eddfff3ee02d1632a70a9a132. This issue affects some unknown processing of the file MenpiaodingdanController.java of the component CRUD. The manipulation of the argument ID results in authorization bypass. It is possible to launch the attack remotely. The exploit has been made public and could be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The patch is identified as d44ec3aa0bd2a72c8800e3befb0a9a96a6491b86. It is best practice to apply a patch to resolve this issue."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 6.5, "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-09-12T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-09-12T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-09-12T13:00:15.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Djie (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/403111", "name": "VDB-403111 | jaychouchannel Tourism-Management-System CRUD MenpiaodingdanController.java authorization", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/403111/cti", "name": "VDB-403111 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-90521", "name": "CVE-2026-90521 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/912235", "name": "Submit #912235 | jaychouchannel Tourism_Management_System 8122bf020d91199eddfff3ee02d1632a70a9a132 Authorization Bypass Through User-Controlled SQL Primary Key", "tags": ["third-party-advisory"]}, {"url": "https://github.com/jaychouchannel/Tourism-Management-System/issues/9", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/jaychouchannel/Tourism-Management-System/pull/14", "tags": ["issue-tracking", "patch"]}, {"url": "https://github.com/jaychouchannel/Tourism-Management-System/commit/d44ec3aa0bd2a72c8800e3befb0a9a96a6491b86", "tags": ["patch"]}, {"url": "https://github.com/jaychouchannel/Tourism-Management-System/", "tags": ["product"]}], "tags": ["x_open-source"], "x_generator": ["VulDB PVTS v202609"]}}}

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{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:jaychouchannel:tourism-management-system:*:*:*:*:*:*:*:*"], "modules": ["CRUD"], "product": "Tourism-Management-System", "vendor": "jaychouchannel", "versions": [{"status": "affected", "version": "8122bf020d91199eddfff3ee02d1632a70a9a132"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was found in jaychouchannel Tourism-Management-System up to 8122bf020d91199eddfff3ee02d1632a70a9a132. This issue affects some unknown processing of the file MenpiaodingdanController.java of the component CRUD. The manipulation of the argument ID results in authorization bypass. It is possible to launch the attack remotely. The exploit has been made public and could be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The patch is identified as d44ec3aa0bd2a72c8800e3befb0a9a96a6491b86. It is best practice to apply a patch to resolve this issue."}], "id": "CVE-2026-90521", "lastModified": "2026-09-13T13:16:28.927", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.1, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2026-09-13T13:16:28.927", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/jaychouchannel/Tourism-Management-System/"}, {"source": "cna@vuldb.com", "url": "https://github.com/jaychouchannel/Tourism-Management-System/commit/d44ec3aa0bd2a72c8800e3befb0a9a96a6491b86"}, {"source": "cna@vuldb.com", "url": "https://github.com/jaychouchannel/Tourism-Management-System/issues/9"}, {"source": "cna@vuldb.com", "url": "https://github.com/jaychouchannel/Tourism-Management-System/pull/14"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-90521"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/912235"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/403111"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/403111/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-285"}, {"lang": "en", "value": "CWE-639"}], "source": "cna@vuldb.com", "type": "Primary"}]}

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