9.8
CRITICAL CVSS 3.1
CVE-2025-66848
JD Cloud NAS routers Unauthorized Remote Command Execution Vulnerability
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.

INFO

Published Date :

Dec. 30, 2025, 5:15 p.m.

Last Modified :

Jan. 9, 2026, 7:57 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2025-66848 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Jdcloud ax1800_firmware
2 Jdcloud ax1800
3 Jdcloud ax3000_firmware
4 Jdcloud ax3000
5 Jdcloud ax6600_firmware
6 Jdcloud ax6600
7 Jdcloud be6500_firmware
8 Jdcloud be6500
9 Jdcloud er1_firmware
10 Jdcloud er1
11 Jdcloud er2_firmware
12 Jdcloud er2
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 CRITICAL 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
Update firmware to patch unauthorized remote command execution.
  • Update router firmware to the latest version.
  • Apply vendor security patches promptly.
  • Restrict remote management access.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-66848.

URL Resource
http://jd.com Not Applicable
https://www.notion.so/JD-Cloud-Unauth-RCE-2d22b76e8e0c802c975bf186b208d0c2 Permissions Required
https://www.jdcloud.com/cn/ Product
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-66848 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-66848 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-66848 vulnerability anywhere in the article.

  • Daily CyberSecurity
CVE-2025-66848: Critical Flaw in JD Cloud Routers Grants Hackers Root Access

A security vulnerability has been uncovered in a popular line of NAS routers from JD Cloud, potentially leaving thousands of home and business networks wide open to attack. The flaw, which affects mul ... Read more

Published Date: Jan 05, 2026 (3 weeks, 6 days ago)

The following table lists the changes that have been made to the CVE-2025-66848 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jan. 09, 2026

    Action Type Old Value New Value
    Added CPE Configuration AND OR *cpe:2.3:o:jdcloud:ax1800_firmware:*:*:*:*:*:*:*:* versions up to (including) 4.3.1.r4308 OR cpe:2.3:h:jdcloud:ax1800:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:jdcloud:ax3000_firmware:*:*:*:*:*:*:*:* versions up to (including) 4.3.1.r4318 OR cpe:2.3:h:jdcloud:ax3000:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:jdcloud:ax6600_firmware:*:*:*:*:*:*:*:* versions up to (including) 4.5.1.r4533 OR cpe:2.3:h:jdcloud:ax6600:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:jdcloud:be6500_firmware:*:*:*:*:*:*:*:* versions up to (including) 4.4.1.r4308 OR cpe:2.3:h:jdcloud:be6500:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:jdcloud:er1_firmware:*:*:*:*:*:*:*:* versions up to (including) 4.5.1.r4518 OR cpe:2.3:h:jdcloud:er1:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:jdcloud:er2_firmware:*:*:*:*:*:*:*:* versions up to (including) 4.5.1.r4518 OR cpe:2.3:h:jdcloud:er2:-:*:*:*:*:*:*:*
    Added Reference https://www.jdcloud.com/cn/
    Added Reference Type NIST: https://www.jdcloud.com/cn/ Types: Product
    Added Reference Type MITRE: http://jd.com Types: Not Applicable
    Added Reference Type MITRE: https://www.notion.so/JD-Cloud-Unauth-RCE-2d22b76e8e0c802c975bf186b208d0c2 Types: Permissions Required
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jan. 02, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-94
  • New CVE Received by [email protected]

    Dec. 30, 2025

    Action Type Old Value New Value
    Added 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.
    Added Reference http://jd.com
    Added Reference https://www.notion.so/JD-Cloud-Unauth-RCE-2d22b76e8e0c802c975bf186b208d0c2
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 9.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact