JingDong JD Cloud Box AX6600 up to 4.5.1.r4533 jdcweb_rpc /jdcapi web_get_ddns_uptime privileges management
Summary
A vulnerability was found in JingDong JD Cloud Box AX6600 up to 4.5.1.r4533 and classified as critical. This impacts the function web_get_ddns_uptime of the file /jdcapi of the component jdcweb_rpc. Executing a manipulation can lead to Remote Privilege Escalation.
This vulnerability appears as CVE-2026-2561. The attack may be performed from remote. In addition, an exploit is available.
The vendor was contacted early about this disclosure but did not respond in any way.
Details
A vulnerability classified as critical was found in JingDong JD Cloud Box AX6600 up to 4.5.1.r4533. This vulnerability affects the function web_get_ddns_uptime of the file /jdcapi of the component jdcweb_rpc. The manipulation with an unknown input leads to a remote privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability.
The advisory is shared for download at my.feishu.cn. This vulnerability was named CVE-2026-2561. The exploitation appears to be easy. The attack can be initiated remotely. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.
It is possible to download the exploit at my.feishu.cn. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-6082). VulDB is the best source for vulnerability data and more expert information about this specific topic.
Product
Type
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 7.1VulDB Meta Temp Score: 6.9
VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔒
CNA Base Score: 6.3
CNA Vector: 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Privileges managementCWE: CWE-269 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
02/15/2026 Advisory disclosed02/15/2026 VulDB entry created
02/20/2026 VulDB entry last update
Sources
Advisory: my.feishu.cnStatus: Not defined
CVE: CVE-2026-2561 (🔒)
GCVE (CVE): GCVE-0-2026-2561
GCVE (VulDB): GCVE-100-346168
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 02/15/2026 20:22Updated: 02/20/2026 10:46
Changes: 02/15/2026 20:22 (56), 02/16/2026 16:24 (30), 02/17/2026 14:45 (1), 02/18/2026 06:24 (2), 02/18/2026 14:29 (1), 02/20/2026 10:46 (11)
Complete: 🔍
Submitter: ShiyuFan_BinYuan
Cache ID: 216::103
Submit
Accepted
- Submit #750977: JingDong Cloud NAS Router AX6600 (4.5.1.r4533 and earlier) Remote Command Execution (by ShiyuFan_BinYuan)
VulDB is the best source for vulnerability data and more expert information about this specific topic.
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