CVE-2026-5215— D-Link DNS-1550-04 network_mgr.cgi cgi_get_ipv6 access control
Quick assessment
Affected
D-Link DNS-120
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
D-Link DNS-120等都是中国友讯（D-Link）公司的产品。D-Link DNS-120是一个网络存储适配器。D-Link DNR-202L是一个网络视频摄像机。D-Link DNS-315L是一个网络附加存储器。 D-Link多款产品存在访问控制错误漏洞，该漏洞源于对文件/cgi-bin/network_mgr.cgi中参数的错误操作导致访问控制不当。以下产品和版本受到影响：DNS-120 20260205及之前版本、DNR-202L 20260205及之前版本、DNS-315L 202602
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-5215
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
D-Link DNS-1550-04 network_mgr.cgi cgi_get_ipv6 access control
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The impacted element is the function cgi_get_ipv6 of the file /cgi-bin/network_mgr.cgi. Such manipulation leads to improper access controls. The exploit is publicly available and might be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
多款D-Link产品访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DNS-120等都是中国友讯（D-Link）公司的产品。D-Link DNS-120是一个网络存储适配器。D-Link DNR-202L是一个网络视频摄像机。D-Link DNS-315L是一个网络附加存储器。 D-Link多款产品存在访问控制错误漏洞，该漏洞源于对文件/cgi-bin/network_mgr.cgi中参数的错误操作导致访问控制不当。以下产品和版本受到影响：DNS-120 20260205及之前版本、DNR-202L 20260205及之前版本、DNS-315L 202602
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| D-Link | DNS-120 | 20260205 | - |
|
| D-Link | DNR-202L | 20260205 | - |
|
| D-Link | DNS-315L | 20260205 | - |
|
| D-Link | DNS-320 | 20260205 | - |
|
| D-Link | DNS-320L | 20260205 | - |
|
| D-Link | DNS-320LW | 20260205 | - |
|
| D-Link | DNS-321 | 20260205 | - |
|
| D-Link | DNR-322L | 20260205 | - |
|
| D-Link | DNS-323 | 20260205 | - |
|
| D-Link | DNS-325 | 20260205 | - |
|
| D-Link | DNS-326 | 20260205 | - |
|
| D-Link | DNS-327L | 20260205 | - |
|
| D-Link | DNR-326 | 20260205 | - |
|
| D-Link | DNS-340L | 20260205 | - |
|
| D-Link | DNS-343 | 20260205 | - |
|
| D-Link | DNS-345 | 20260205 | - |
|
| D-Link | DNS-726-4 | 20260205 | - |
|
| D-Link | DNS-1100-4 | 20260205 | - |
|
| D-Link | DNS-1200-05 | 20260205 | - |
|
| D-Link | DNS-1550-04 | 20260205 | - |
|
II. Public POCs for CVE-2026-5215
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-5215
请登录查看更多情报信息。
Proof of Concept for CVE-2026-5215 (1)
Vendor Pages for CVE-2026-5215 (1)
Same Patch Batch · D-Link · 2026-03-31 · 5 CVEs total
| CVE-2026-5211 | 8.8 HIGH | D-Link DNS-1550-04 app_mgr.cgi UPnP_AV_Server_Path_Del stack-based overflow |
| CVE-2026-5212 | 8.8 HIGH | D-Link DNS-1550-04 webdav_mgr.cgi Webdav_Upload_File stack-based overflow |
| CVE-2026-5213 | 8.8 HIGH | D-Link DNS-1550-04 account_mgr.cgi cgi_adduser_to_session stack-based overflow |
| CVE-2026-5214 | 8.8 HIGH | D-Link DNS-1550-04 account_mgr.cgi cgi_addgroup_get_group_quota_minsize stack-based overfl |
IV. Related Vulnerabilities
Same product: DNS-120
-
CVE-2026-16448
D-Link DNS-1550-04 remote_backup.cgi cgi_check_rsync_rw comm -
CVE-2026-5312
D-Link DNS-1550-04 dsk_mgr.cgi Get_current_raidtype access c -
CVE-2026-5311
D-Link DNS-1550-04 file_center.cgi Webdav_Access_List access -
CVE-2026-5214
D-Link DNS-1550-04 account_mgr.cgi cgi_addgroup_get_group_qu -
CVE-2026-5213
D-Link DNS-1550-04 account_mgr.cgi cgi_adduser_to_session st
Same vendor: D-Link
-
CVE-2026-101081
D-Link DI-8400 Web Administration Service menu_nat_more.asp -
CVE-2026-100740
D-Link DIR-895L L2TP Control Channel tunnel.c tunnel_set_par -
CVE-2026-96891
D-Link DIR-825 rp-l2tp tunnel.c tunnel_set_params out-of-bou -
CVE-2026-95675
D-Link DAP-1360 6.14 Unauthenticated RCE via Web Management -
CVE-2026-94089
D-Link DIR-868L Authentication webfa_authentication.cgi strc
Same weakness: CWE-284
-
CVE-2026-76281
Improper Access Control in Splunk Enterprise -
CVE-2026-76265
Improper Access Control through REST API Endpoints in Splunk -
CVE-2026-76463
Cisco Meraki Security Hardening Release: October 2026 - Impr -
CVE-2026-76498
Cisco Application Policy Infrastructure Controller Hardening -
CVE-2026-76455
Cisco NX-OS Software Security Hardening Release: October 202
V. Comments for CVE-2026-5215
No comments yet