CVE-2026-37504

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:v2board:v2board:*:*:*:*:*:*:*:*", "matchCriteriaId": "5514969D-29B0-4D10-A1F8-11154F0BCAF6", "versionEndIncluding": "1.7.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Sensitive server_token exposed via GET parameter in V2Board thru 1.7.4. In app/Http/Controllers/Server/UniProxyController.php, the server authentication token is accepted via GET parameter transmission. The token appears in URLs such as /api/v1/server/UniProxy/user?token=SECRET, causing it to be recorded in web server access logs, browser history, HTTP Referer headers, and proxy/CDN logs. An attacker who gains access to any log source can extract the token and impersonate a proxy server node, potentially intercepting all user traffic."}, {"lang": "es", "value": "server_token sensible expuesto a trav\u00e9s de un par\u00e1metro GET en V2Board hasta la versi\u00f3n 1.7.4. En app/Http/Controllers/Server/UniProxyController.php, el token de autenticaci\u00f3n del servidor es aceptado a trav\u00e9s de la transmisi\u00f3n de un par\u00e1metro GET. El token aparece en URLs como /api/v1/server/UniProxy/user?token=SECRET, lo que provoca que se registre en registros de acceso del servidor web, historial del navegador, encabezados HTTP Referer y registros de proxy/CDN. Un atacante que obtiene acceso a cualquier fuente de registro puede extraer el token e suplantar la identidad de un nodo de servidor proxy, interceptando potencialmente todo el tr\u00e1fico de usuarios."}], "id": "CVE-2026-37504", "lastModified": "2026-11-11T23:10:00.263", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 3.6, "source": "cve@mitre.org", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-37504", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-01T19:39:19.209018Z", "version": "2.0.3"}}]}, "published": "2026-05-01T16:16:30.633", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://gist.github.com/sgInnora/1330e1a82caa79906eec55eeff2c99b9"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://github.com/v2board/v2board"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-598"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.7.4]"}}], "enrichment": {"confidence": 90.0, "confidence_source": "inferred", "scores": [{"score": 90.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "v2board", "vendor": "v2board"}], "created": "2026-05-01T21:00:08.405720+00:00", "title": "Token Exposure via GET Parameters in V2Board", "updated": "2026-05-02T11:00:06.770613+00:00", "vendors": ["v2board", "v2board$PRODUCT$v2board"]}