Cloudanix VulnDB

CVE-2026-45289

Medium · 5.3

CVSS

5.3

EPSS

0.2%

Published

Jun 2, 2026

CISA due date

—

The record

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.

Affected packages

Ecosystem Package Introduced Fixed

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