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Critical · 9.8 Public exploit CVE-2026-28672 EUVD-2026-55254GHSA-6qc3-v8fv-fv9j

Apache Ranger: OS Command Injection via Username in UnixUserGroupBuilder

Published Aug 10, 2026 · Updated Aug 12, 2026 · Assigned by apache

Description

Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Apache Ranger.

This issue affects Apache Ranger: from 0.6 through 2.8.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Ranger 0.6 – ≤ 2.8 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

  • oscerd/CVE-2026-28672 ★ 0 · Aug 24, 2026

    Reproducer for CVE-2026-28672 (Apache Ranger UnixUserGroupBuilder OS command injection via username in the unixusersync module)

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.apache.ranger:ranger >= 0.6.0, <= 2.8.0 — GHSA-6qc3-v8fv-fv9j

References