CVE-2026-2138

HIGH
2026-02-08 [email protected]
8.8
CVSS 3.1
Share

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
PoC Detected
Feb 10, 2026 - 19:28 vuln.today
Public exploit code
CVE Published
Feb 08, 2026 - 06:16 nvd
HIGH 8.8

Description

A vulnerability was found in Tenda TX9 up to 22.03.02.10_multi. Affected is the function sub_42D03C of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used.

Analysis

Remote code execution in Tenda TX9 firmware versions up to 22.03.02.10_multi through a buffer overflow in the static route configuration function allows authenticated attackers to achieve full system compromise. Public exploit code exists for this vulnerability, significantly increasing the risk of active exploitation. …

Sign in for full analysis, threat intelligence, and remediation guidance.

Remediation

Within 24 hours: Identify and inventory all Tenda TX9 devices running affected firmware versions; isolate internet-facing units from critical systems if possible. Within 7 days: Implement network access controls restricting administrative access to TX9 devices; monitor for suspicious routing configuration changes and unauthorized access attempts. …

Sign in for detailed remediation steps.

Priority Score

64
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +44
POC: +20

Share

CVE-2026-2138 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy