CloudburstMC/Protocol

CloudburstMC/Protocol

GitHubGitHub
GitHubgithub.com
git.iogit.io
Releases16
Frequency1 month 3 weeks
Last Release
Stars395
A protocol library for Minecraft Bedrock Edition
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CVE History

CVEPublishedCVSS v3CVSS v2
CVE-2026-45289↗
5.3 MEDIUM—

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.