HomeApacheCVE-2025-27821

CVE-2025-27821

HIGH
7.3CVSS
Published: 2026-01-26
Updated: 2026-01-27
AI Analysis

Description

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.

CVSS Metrics

Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector
network
Complexity
low
Privileges
none
User Action
none
Scope
unchanged
Confidentiality
low
Integrity
low
Availability
low
Weaknesses
CWE-787

Metadata

Primary Vendor
APACHE
Published
1/26/2026
Last Modified
1/27/2026
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

apache : hadoop

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CVE-CVE-2025-27821 | HIGH Severity | CVEDatabase.com | CVEDatabase.com