Analysis
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| WNC | T-Mobile 5G Box IDU | unaffected |
|
No data.
No data.
No data available yet.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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No advisories yet.
| Link | Providers |
|---|---|
| https://cert.pl/posts/2026/09/CVE-2026-40854 |
|
Wed, 16 Sep 2026 11:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | WNC T-Mobile 5G Box IDU router is vulnerable to improper access control. The vulnerability exists in the wnc_maccheck.cgi endpoint, which is accessible without authentication. It allows a remote attacker to retrieve sensitive configuration data, including the administrator web password, WiFi passphrase, and technical device information.This issue has been fixed in firmware version 1.1.0.651412 | |
| Title | Config disclosure in T-Mobile 5G Box IDU routers | |
| First Time appeared |
Wnc
Wnc t-mobile 5g Box Idu |
|
| Weaknesses | CWE-306 | |
| CPEs | cpe:2.3:a:wnc:t-mobile_5g_box_idu:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Wnc
Wnc t-mobile 5g Box Idu |
|
| References |
| |
| Metrics |
cvssV4_0
|
MITRE
Status: PUBLISHED
Assigner: CERT-PL
Published:
Updated: 2026-09-16T16:01:34.194Z
Reserved: 2026-04-15T11:10:34.850Z
Link: CVE-2026-40856
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-09-16T12:17:03.790
Modified: 2026-09-16T12:17:03.790
Link: CVE-2026-40856
Redhat
No data.
OpenCVE Enrichment
No data.