CVE-2026-2565

6.6 MEDIUM
Published: February 16, 2026 Modified: February 18, 2026
View on NVD

Description

A weakness has been identified in Wavlink WL-NU516U1 20251208. Affected by this issue is the function sub_40785C of the file /cgi-bin/adm.cgi. This manipulation of the argument time_zone causes stack-based buffer overflow. The attack can be initiated remotely. The attack is considered to have high complexity. The exploitation is known to be difficult. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/Wlz1112/Wavlink-NU516U1-V251208-/blob/main/time_zone.md
Source: cna@vuldb.com
Exploit Third Party Advisory
https://vuldb.com/?ctiid.346172
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.346172
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.751133
Source: cna@vuldb.com
Third Party Advisory VDB Entry

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.6 / 10.0
EPSS (Exploit Probability)
0.0%
10th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

wavlink