Parquet Panic: Critical Flaw Opens the Door to Data Destruction!
A critical bug in Apache Parquet’s Java library, CVE-2025-30065, could lead to catastrophic system compromises. This deserialization issue, with a severity rating of 10/10, impacts data pipelines using Parquet files. Update to version 1.15.1 and avoid files from untrusted sources unless you fancy an impromptu ransomware party.

Hot Take:
Well, it seems like the Apache Parquet library just threw a “party” that no one wanted to attend. With a vulnerability so severe, it’s like inviting hackers right into your data warehouse and handing them the keys to the castle. But don’t worry, if you’re up to date with security patches, you might just escape this uninvited guest’s shenanigans!
Key Points:
- The Apache Parquet Java library has a critical vulnerability, CVE-2025-30065, with a severity rating of 10/10.
- The flaw is a deserialization of untrusted data issue, primarily affecting the parquet-avro module.
- Exploitation could lead to remote code execution (RCE), allowing attackers to control systems or disrupt services.
- The vulnerability affects systems using data frameworks like Hadoop or Spark that process Parquet files.
- Updating to Parquet version 1.15.1 and monitoring Parquet files from untrusted sources is recommended.
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