CVE-2026-23592

HighRCE

Published: 27 January 2026

Published

27 January 2026

Modified

15 April 2026

KEV Added

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Patch

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CVSS Score 7.2 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0012 29.8th percentile

Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-23592 is a high-severity OS Command Injection (CWE-78) vulnerability in Hpe (inferred from references). Its CVSS base score is 7.2 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 29.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Threat & Defense at a Glance

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190) and 1 other technique.

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications

addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation

addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access

Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.

attack.mitre.org →

T1059.004 Unix Shell Execution

Adversaries may abuse Unix shell commands and scripts for execution.

attack.mitre.org →

Why these techniques?

OS command injection in network management interface directly enables remote exploitation of public-facing app (T1190) and Unix shell command execution (T1059.004).

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

NVD Description

Insecure file operations in HPE Aruba Networking Fabric Composerâ€™s backup functionality could allow authenticated attackers to achieve remote code execution. Successful exploitation could allow an attacker to execute arbitrary commands on the underlying operating system.

Deeper analysisAI

CVE-2026-23592 involves insecure file operations in the backup functionality of HPE Aruba Networking Fabric Composer, enabling remote code execution. Published on 2026-01-27, this vulnerability is rated at a CVSS v3.1 base score of 7.2 (AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H) and is associated with CWE-78 (OS Command Injection). It affects the Fabric Composer's implementation, where flaws in handling file operations during backups expose the system to exploitation.

Authenticated attackers with high privileges (PR:H) can exploit this vulnerability over the network (AV:N) with low attack complexity (AC:L) and without requiring user interaction (UI:N). Successful exploitation allows the execution of arbitrary commands on the underlying operating system, resulting in high impacts to confidentiality, integrity, and availability (C:H/I:H/A:H) within the unchanged scope (S:U).

Mitigation details are provided in the HPE advisory at https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw04996en_us&docLocale=en_US.