CVE-2025-55039: Improper Verification of Cryptographic Signature

This issue affects Apache Spark versions before 3.4.4, 3.5.2 and 4.0.0. Apache Spark versions before 4.0.0, 3.5.2 and 3.4.4 use an insecure default network encryption cipher for RPC communication between nodes. When spark.network.crypto.enabled is set to true it is set to false by default, but...

PT-2025-42275

Name of the Vulnerable Software and Affected Versions Apache Spark versions prior to 3.4.4 Apache Spark versions prior to 3.5.2 Apache Spark versions prior to 4.0.0 Description Apache Spark versions before 3.4.4, 3.5.2, and 4.0.0 utilize an insecure default network encryption cipher for RPC...