A critical unauthenticated remote code execution vulnerability in HPE OneView, tracked as CVE-2025-37164, is being actively exploited by threat actors. The flaw, which received a maximum CVSS score of 10.0, allows attackers to take full control of affected systems without requiring authentication, leveraging an exposed REST API endpoint within the ID Pools feature. Security researchers, including those at Rapid7, have confirmed that all unpatched versions of HPE OneView for HPE Synergy and virtual machine version 6.x are particularly at risk. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added this vulnerability to its Known Exploited Vulnerabilities (KEV) catalog, mandating urgent patching for federal agencies and strongly advising all organizations to update immediately, as no workarounds are available.
The vulnerability was originally discovered and reported by Vietnamese security expert Nguyen Quoc Khanh. HPE has released patches to address the issue, but the continued exploitation highlights the urgency for organizations to apply updates. The attack vector involves sending unauthenticated requests to the vulnerable REST API, enabling remote code execution and potentially significant damage to enterprise infrastructure. Security advisories stress that immediate patching is the only effective mitigation, as configuration changes or workarounds do not provide protection against this threat.

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A Help Net Security weekly review highlighted CISA's warning that CVE-2025-37164 in HPE OneView is under active exploitation. The item did not add new incident details beyond the KEV listing and exploitation status already disclosed.
CISA added the HPE OneView vulnerability to its Known Exploited Vulnerabilities catalog, indicating the flaw is being actively exploited in the wild. The agency also ordered U.S. federal civilian agencies to patch it under Binding Operational Directive 22-01.
Rapid7 analyzed CVE-2025-37164 and identified an exposed REST API endpoint tied to the ID Pools feature as part of the attack path. The company said HPE OneView for HPE Synergy and OneView 6.x virtual machine deployments were especially likely to be vulnerable.
In mid-December, HPE released a fix for CVE-2025-37164 and advised customers to upgrade to HPE OneView 11.00 or later. HPE said there are no workarounds for the issue.
Vietnamese security researcher Nguyen Quoc Khanh reported CVE-2025-37164, a critical remote unauthenticated code-injection flaw in HPE OneView, to Hewlett Packard Enterprise. The vulnerability affects versions prior to 11.00 and can allow attackers to take control of exposed systems.
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