CVE-2025-26511

Summary

CVE-2025-26511 is a vulnerability affecting versions 4.0-rc1-1.0.0 through 4.1.8-1.0.0 of the Instaclustr fork of Stratio's Cassandra-Lucene-Index plugin installed in Apache Cassandra 4.x. This issue enables authenticated Cassandra users to bypass Role-Based Access Control (RBAC) and escalate their privileges remotely. The vulnerability exists in the plugin, allowing unintended access to certain functionalities, potentially leading to serious data breaches or system compromises. Users are strongly encouraged to update their affected installations as soon as possible to mitigate this risk.

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