CVE-2026-1637

8.8 HIGH
Published: January 29, 2026 Modified: February 10, 2026
View on NVD

Description

A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function fromAdvSetMacMtuWan of the file /goform/AdvSetMacMtuWan. The manipulation leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/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/LX-LX88/cve/issues/25
Source: cna@vuldb.com
Broken Link
https://vuldb.com/?ctiid.343416
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.343416
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.740865
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://www.tenda.com.cn/
Source: cna@vuldb.com
Product
https://github.com/LX-LX88/cve/issues/25
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Broken Link

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
0.0%
9th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

tenda