Improper Handling of Highly Compressed Data (Data Amplification) Affecting org.apache.mina:mina-core package, versions [,2.0.29)[2.1.0,2.1.13)[2.2.0,2.2.8)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-ORGAPACHEMINA-20159132
- published27 Sept 2026
- disclosed21 Sept 2026
- creditUnknown
Introduced: 21 Sep 2026
NewCVE-2026-47321 (opens in a new tab)How to fix?
Upgrade org.apache.mina:mina-core to version 2.0.29, 2.1.13, 2.2.8 or higher.
Overview
org.apache.mina:mina-core is a network application framework which helps users develop high performance and high scalability network applications easily.
Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data (Data Amplification) in the CompressionFilter when inflating incoming data using Zlib. An attacker can exhaust application memory by sending highly compressed data that decompresses to a very large size, leading to resource exhaustion.