CVE-2026-45289

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{"affected": [{"affectedData": [{"product": "Protocol", "vendor": "CloudburstMC", "versions": [{"status": "affected", "version": "< 3.0.0.Beta12-20260420.182526-15"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "CloudburstMC Protocol is a protocol library for Minecraft Bedrock Edition. Prior to version 3.0.0.Beta12-20260420.182526-15, CloudburstMC Protocol is partially missing validation for FULL type authentication tokens (Cloudburst/Protocol). This vulnerability impacts publicly accessible software depending on the affected versions of Protocol, specifically the EncryptionUtils methods to validate auth payloads for FULL type tokens. This issue has been patched in version 3.0.0.Beta12-20260420.182526-15."}, {"lang": "es", "value": "CloudburstMC Protocol es una biblioteca de protocolo para Minecraft Bedrock Edition. Antes de la versi\u00f3n 3.0.0.Beta12-20260420.182526-15, CloudburstMC Protocol carece parcialmente de validaci\u00f3n para tokens de autenticaci\u00f3n de tipo FULL (Cloudburst/Protocol). Esta vulnerabilidad impacta al software de acceso p\u00fablico que depende de las versiones afectadas de Protocol, espec\u00edficamente los m\u00e9todos EncryptionUtils para validar las cargas \u00fatiles de autenticaci\u00f3n para tokens de tipo FULL. Este problema ha sido parcheado en la versi\u00f3n 3.0.0.Beta12-20260420.182526-15."}], "id": "CVE-2026-45289", "lastModified": "2026-07-22T19:10:00.120", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-45289", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-03T13:34:10.628391Z", "version": "2.0.3"}}]}, "published": "2026-06-02T21:16:27.803", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/CloudburstMC/Protocol/security/advisories/GHSA-g2fr-c75x-4hf9"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,3.0.0.Beta12-20260420.182526-15)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Protocol", "source": "cna", "vendor": "CloudburstMC"}, "product": "protocol", "vendor": "cloudburstmc"}], "created": "2026-06-03T04:15:24.757886+00:00", "updated": "2026-06-03T10:54:44.402505+00:00", "vendors": ["cloudburstmc", "cloudburstmc$PRODUCT$protocol"]}