CVE-2025-66848: er1 Code Injection (CVSS 9.8)

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.

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CVSS v3.1 Score

9.8

CRITICAL

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

Weakness Type (CWE)

CWE-94 CWE-94

Affected Products

Vendor	Product	Versions
jdcloud	ax1800_firmware	< 4.3.1.r4308
jdcloud	ax1800	All
jdcloud	ax3000_firmware	< 4.3.1.r4318
jdcloud	ax3000	All
jdcloud	ax6600_firmware	< 4.5.1.r4533
jdcloud	ax6600	All
jdcloud	be6500_firmware	< 4.4.1.r4308
jdcloud	be6500	All
jdcloud	er1_firmware	< 4.5.1.r4518
jdcloud	er1	All
jdcloud	er2_firmware	< 4.5.1.r4518
jdcloud	er2	All

References

Other References

http://jd.com https://www.notion.so/JD-Cloud-Unauth-RCE-2d22b76e8e0c802c975bf186b208d0c2 https://www.jdcloud.com/cn/

Frequently Asked Questions

What is CVE-2025-66848? +

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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-66848? +

CVE-2025-66848 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-66848? +

CVE-2025-66848 affects products from jdcloud, specifically: ax1800, ax1800_firmware, ax3000, ax3000_firmware, ax6600, ax6600_firmware, be6500, be6500_firmware, er1, er1_firmware, er2, er2_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-66848? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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