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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:namelessmc:nameless:*:*:*:*:*:*:*:*", "matchCriteriaId": "6FE24BDD-51F8-4096-A5E5-3394EA4EE64E", "versionEndExcluding": "2.2.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "NamelessMC is a free, easy to use & powerful website software for Minecraft servers. Cross-site scripting (XSS) vulnerability in NamelessMC before 2.2.4 allows remote authenticated attackers to inject arbitrary web script or HTML via the default_keywords crafted parameter. This vulnerability is fixed in 2.2.4."}, {"lang": "es", "value": "NamelessMC es un software web gratuito, f\u00e1cil de usar y potente para servidores de Minecraft. Una vulnerabilidad de Cross-site scripting (XSS) en NamelessMC anterior a la versi\u00f3n 2.2.4 permite a atacantes remotos autenticados inyectar c\u00f3digo web o HTML arbitrario mediante el par\u00e1metro `default_keywords`. Esta vulnerabilidad se corrigi\u00f3 en la versi\u00f3n 2.2.4."}], "id": "CVE-2025-54421", "lastModified": "2025-08-20T21:23:41.550", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-08-18T16:15:29.540", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/NamelessMC/Nameless/commit/56d35cff9ee944c061791ef478cabd2bed0223c4"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/NamelessMC/Nameless/security/advisories/GHSA-f5rm-w4mx-q7rx"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}, {"lang": "en", "value": "CWE-80"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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