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CVE-2025-66848

9.8 · CRITICAL

JD Cloud NAS routers AX1800 (4.3.1.r4308 and earlier), AX3000 (4.3.1.r4318 and earlier), AX6600 (4.5.1.r4533 and earlier), BE6500 (4.4.1.r4308 and earlier), ER1 (4.5.1.r4518 and earlier), and ER2 (…

Published Dec 30, 2025CWE-94EPSS 1.06%

Overview

CVE-2025-66848 is a critical-severity vulnerability. It was published on December 30, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

JD Cloud NAS routers AX1800 (4.3.1.r4308 and earlier), AX3000 (4.3.1.r4318 and earlier), AX6600 (4.5.1.r4533 and earlier), BE6500 (4.4.1.r4308 and earlier), ER1 (4.5.1.r4518 and earlier), and ER2 (4.5.1.r4518 and earlier) contain an unauthorized remote command execution vulnerability.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.notion.so/JD-Cloud-Unauth-RCE-2d22b76e8e0c802c975bf186b208d0c2Refwww.jdcloud.com/cn/

How CyberStrike helps

Frequently asked questions

What is CVE-2025-66848?

CVE-2025-66848 is a critical-severity vulnerability. It was published on December 30, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-66848?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-66848?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-66848?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-66848 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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