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Vulnerability Details CVE-2025-27821

Out-of-bounds Write vulnerability in Apache Hadoop HDFS native client. This issue affects Apache Hadoop: from 3.2.0 before 3.4.2. Users are recommended to upgrade to version 3.4.2, which fixes the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 10.8%
CVSS Severity
CVSS v3 Score 7.3
Products affected by CVE-2025-27821
  • Apache » Hadoop » Version: 3.2.0
    cpe:2.3:a:apache:hadoop:3.2.0
  • Apache » Hadoop » Version: 3.2.1
    cpe:2.3:a:apache:hadoop:3.2.1
  • Apache » Hadoop » Version: 3.2.2
    cpe:2.3:a:apache:hadoop:3.2.2
  • Apache » Hadoop » Version: 3.2.3
    cpe:2.3:a:apache:hadoop:3.2.3
  • Apache » Hadoop » Version: 3.2.4
    cpe:2.3:a:apache:hadoop:3.2.4
  • Apache » Hadoop » Version: 3.3.0
    cpe:2.3:a:apache:hadoop:3.3.0
  • Apache » Hadoop » Version: 3.3.1
    cpe:2.3:a:apache:hadoop:3.3.1
  • Apache » Hadoop » Version: 3.3.2
    cpe:2.3:a:apache:hadoop:3.3.2
  • Apache » Hadoop » Version: 3.3.4
    cpe:2.3:a:apache:hadoop:3.3.4
  • Apache » Hadoop » Version: 3.3.5
    cpe:2.3:a:apache:hadoop:3.3.5
  • Apache » Hadoop » Version: 3.3.6
    cpe:2.3:a:apache:hadoop:3.3.6
  • Apache » Hadoop » Version: 3.4.0
    cpe:2.3:a:apache:hadoop:3.4.0
  • Apache » Hadoop » Version: 3.4.1
    cpe:2.3:a:apache:hadoop:3.4.1


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