CVE-2025-27092

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The vulnerability exists in the /api/npcs/{id}/photo endpoint, which is designed to serve profile photos for NPCs (Non-Player Characters) but fails to properly validate and sanitize file paths. When an NPC is created with a specially crafted photoLink value containing path traversal sequences (../, ..\\, etc.), the application processes these sequences without proper sanitization. This allows an attacker to traverse directory structures and access files outside of the intended photo directory, potentially exposing sensitive system files. The vulnerability is particularly severe because it allows reading arbitrary files from the server's filesystem with the permissions of the web application process, which could include configuration files, credentials, or other sensitive data. This issue has been addressed in version 8.2.7.90 and all users are advised to upgrade. There are no known workarounds for this vulnerability."}, {"lang": "es", "value": "Ghosts es una simulaci\u00f3n de usuario de c\u00f3digo abierto framework para la experimentaci\u00f3n cibern\u00e9tica, simulaci\u00f3n, entrenamiento y ejercicio. Se descubri\u00f3 una vulnerabilidad Path Traversal en Ghosts versi\u00f3n 8.0.0.0 que permite a un atacante acceder a archivos fuera del directorio previsto a trav\u00e9s de la recuperaci\u00f3n de fotos endpoint. La vulnerabilidad existe en/API/NPCS/{ID}/endpoint DPOINT, que est\u00e1 dise\u00f1ada para servir fotos de perfil para NPC (caracteres no jugadores) pero no puede validar correctamente y depurar rutas de archivo. Cuando se crea un NPC con un valor especialmente manipulado Photolink que contiene secuencias Path Traversal (../, .. \\, etc.), la aplicaci\u00f3n procesa estas secuencias sin apropiado depuraci\u00f3n. Esto permite a un atacante recorrer estructuras de directorio y acceder a archivos fuera del directorio de fotos previsto, lo que puede exponer archivos sensibles sistema. La vulnerabilidad es particularmente severa porque permite leer archivos arbitrarios del sistema de archivos del servidor con los permisos del proceso de aplicaci\u00f3n web, que podr\u00eda incluir archivos de configuraci\u00f3n, credenciales u otros datos confidenciales. Este problema se ha abordado en la versi\u00f3n 8.2.7.90 y se recomienda a todos los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad."}], "id": "CVE-2025-27092", "lastModified": "2026-06-17T09:03:01.047", "metrics": {"cvssMetricV31": [{"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"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "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": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/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": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-27092", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-02-20T16:52:24.961261Z", "version": "2.0.3"}}]}, "published": "2025-02-19T23:15:15.957", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/cmu-sei/GHOSTS/commit/e69827556a52ff813de00e1017c4b62598d2c887"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/cmu-sei/GHOSTS/security/advisories/GHSA-qr67-m6w9-wj3j"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

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