Apache Parquet vulnerabilities

2 CVEs affecting Apache Parquet, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-73334, published 2026-09-09.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2025-46762, published 2025-05-06. High severity, CVSS 8.1. EPSS: 1.6% chance of exploitation in the next 30 days. Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code. While 1.15.1 introduced a fix to restrict untrusted packages,…
• CVE-2026-73334, published 2026-09-09. High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days. Potential problem for users of the org.apache.parquet.crypto.keytools package in Apache Parquet, versions 1.12 to 1.18. This package enables users to encrypt Parquet files via an envelope encryption…