CVE-2026-78369

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While the endpoint provides an administrative function for creating new crypto group entries, it was not protected by the application's authentication mechanism.</p><p>An unauthenticated remote attacker able to access the RansomLook web interface could therefore submit requests to this endpoint and create crypto group entries without possessing a valid authenticated session or administrative credentials.</p><p>Successful exploitation allows an attacker to make unauthorized modifications to data that should only be manageable by authenticated administrators. Depending on how crypto group information is subsequently consumed by RansomLook, malicious or fraudulent entries could also affect the integrity of information presented or processed by the application.</p><p>The vulnerability is addressed by applying the <code>flask_login.login_required</code> decorator to the <code>/admin/crypto/group/new</code> route, ensuring that only authenticated users can access the functionality.</p><br>"}], "value": "RansomLook contains a missing authentication vulnerability in the /admin/crypto/group/new endpoint. While the endpoint provides an administrative function for creating new crypto group entries, it was not protected by the application's authentication mechanism.\n\nAn unauthenticated remote attacker able to access the RansomLook web interface could therefore submit requests to this endpoint and create crypto group entries without possessing a valid authenticated session or administrative credentials.\n\nSuccessful exploitation allows an attacker to make unauthorized modifications to data that should only be manageable by authenticated administrators. Depending on how crypto group information is subsequently consumed by RansomLook, malicious or fraudulent entries could also affect the integrity of information presented or processed by the application.\n\nThe vulnerability is addressed by applying the flask_login.login_required decorator to the /admin/crypto/group/new route, ensuring that only authenticated users can access the functionality."}], "impacts": [{"capecId": "CAPEC-115", "descriptions": [{"lang": "en", "value": "CAPEC-115 Authentication Bypass"}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "baseScore": 8.8, "baseSeverity": "HIGH", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "LOW", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:N", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-306", "description": "CWE-306 Missing Authentication for Critical Function", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "5a6e4751-2f3f-4070-9419-94fb35b644e8", "shortName": "CIRCL", "dateUpdated": "2026-08-24T12:58:01.717Z"}, "references": [{"tags": ["patch"], "url": "https://github.com/RansomLook/RansomLook/commit/fc25bc4f3d42d3440f9760702c3a5be138bc56a3"}], "source": {"discovery": "UNKNOWN"}, "title": "Missing Authentication Allows Unauthorized Creation of Crypto Groups in RansomLook", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-24T17:28:15.734254Z", "id": "CVE-2026-78369", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-08-24T17:30:00.625Z"}}]}}

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While the endpoint provides an administrative function for creating new crypto group entries, it was not protected by the application's authentication mechanism.\n\nAn unauthenticated remote attacker able to access the RansomLook web interface could therefore submit requests to this endpoint and create crypto group entries without possessing a valid authenticated session or administrative credentials.\n\nSuccessful exploitation allows an attacker to make unauthorized modifications to data that should only be manageable by authenticated administrators. Depending on how crypto group information is subsequently consumed by RansomLook, malicious or fraudulent entries could also affect the integrity of information presented or processed by the application.\n\nThe vulnerability is addressed by applying the flask_login.login_required decorator to the /admin/crypto/group/new route, ensuring that only authenticated users can access the functionality.", "supportingMedia": [{"type": "text/html", "value": "<p>RansomLook contains a missing authentication vulnerability in the <code>/admin/crypto/group/new</code> endpoint. 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Depending on how crypto group information is subsequently consumed by RansomLook, malicious or fraudulent entries could also affect the integrity of information presented or processed by the application.</p><p>The vulnerability is addressed by applying the <code>flask_login.login_required</code> decorator to the <code>/admin/crypto/group/new</code> route, ensuring that only authenticated users can access the functionality.</p><br>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-306", "description": "CWE-306 Missing Authentication for Critical Function"}]}], "providerMetadata": {"orgId": "5a6e4751-2f3f-4070-9419-94fb35b644e8", "shortName": "CIRCL", "dateUpdated": "2026-08-24T12:58:01.717Z"}}}, "cveMetadata": {"cveId": "CVE-2026-78369", "state": "PUBLISHED", "dateUpdated": "2026-08-24T17:30:00.625Z", "dateReserved": "2026-08-24T12:57:54.905Z", "assignerOrgId": "5a6e4751-2f3f-4070-9419-94fb35b644e8", "datePublished": "2026-08-24T12:58:01.717Z", "assignerShortName": "CIRCL"}, "dataVersion": "5.2"}

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While the endpoint provides an administrative function for creating new crypto group entries, it was not protected by the application's authentication mechanism.\n\nAn unauthenticated remote attacker able to access the RansomLook web interface could therefore submit requests to this endpoint and create crypto group entries without possessing a valid authenticated session or administrative credentials.\n\nSuccessful exploitation allows an attacker to make unauthorized modifications to data that should only be manageable by authenticated administrators. Depending on how crypto group information is subsequently consumed by RansomLook, malicious or fraudulent entries could also affect the integrity of information presented or processed by the application.\n\nThe vulnerability is addressed by applying the flask_login.login_required decorator to the /admin/crypto/group/new route, ensuring that only authenticated users can access the functionality."}, {"lang": "es", "value": "RansomLook contiene una vulnerabilidad de ausencia de autenticaci\u00f3n en el endpoint /admin/crypto/group/new. Si bien el endpoint proporciona una funci\u00f3n administrativa para crear nuevas entradas de grupo criptogr\u00e1fico, no estaba protegido por el mecanismo de autenticaci\u00f3n de la aplicaci\u00f3n.\n\nUn atacante remoto no autenticado capaz de acceder a la interfaz web de RansomLook podr\u00eda, por lo tanto, enviar solicitudes a este endpoint y crear entradas de grupo criptogr\u00e1fico sin poseer una sesi\u00f3n autenticada v\u00e1lida o credenciales administrativas.\n\nLa explotaci\u00f3n exitosa permite a un atacante realizar modificaciones no autorizadas a datos que solo deber\u00edan ser gestionables por administradores autenticados. Dependiendo de c\u00f3mo la informaci\u00f3n del grupo criptogr\u00e1fico sea posteriormente consumida por RansomLook, las entradas maliciosas o fraudulentas tambi\u00e9n podr\u00edan afectar la integridad de la informaci\u00f3n presentada o procesada por la aplicaci\u00f3n.\n\nLa vulnerabilidad se aborda aplicando el decorador flask_login.login_required a la ruta /admin/crypto/group/new, asegurando que solo los usuarios autenticados puedan acceder a la funcionalidad."}], "id": "CVE-2026-78369", "lastModified": "2026-10-14T13:10:00.187", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "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": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "LOW", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:N/E:X/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": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "5a6e4751-2f3f-4070-9419-94fb35b644e8", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-78369", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-24T17:28:15.734254Z", "version": "2.0.3"}}]}, "published": "2026-08-24T14:17:04.910", "references": [{"source": "5a6e4751-2f3f-4070-9419-94fb35b644e8", "url": "https://github.com/RansomLook/RansomLook/commit/fc25bc4f3d42d3440f9760702c3a5be138bc56a3"}], "sourceIdentifier": "5a6e4751-2f3f-4070-9419-94fb35b644e8", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "5a6e4751-2f3f-4070-9419-94fb35b644e8", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.0.0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "ransomlook", "source": "cna", "vendor": "ransomlook"}, "product": "ransomlook", "vendor": "ransomlook"}], "created": "2026-08-24T17:00:04.094184+00:00", "updated": "2026-08-24T17:30:06.755314+00:00", "vendors": ["ransomlook", "ransomlook$PRODUCT$ransomlook"]}