CVSS 3.1
7.3 highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LCVE-2025-27821
High (7.3) in apache hadoop. EPSS 0.9% chance of exploitation in the next 30 days. Fixed in org.apache.hadoop:hadoop-hdfs-native-client 3.4.2.
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.
Severity
- EPSS
- 0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
- CWE
- CWE-787
- Published
- Modified
- Record from
- the NVD, synced
Affected
- apache:hadoop
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-92cc-952p-v8rh | Maven | org.apache.hadoop:hadoop-hdfs-native-client | >=3.2.0 <3.4.2 | 3.4.2 |