CVE-2026-4554

| EUVD-2026-14327 MEDIUM
2026-03-22 VulDB GHSA-gh64-hffv-c24x
5.3
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

4
PoC Detected
Apr 03, 2026 - 11:32 vuln.today
Public exploit code
Analysis Generated
Mar 22, 2026 - 17:00 vuln.today
EUVD ID Assigned
Mar 22, 2026 - 17:00 euvd
EUVD-2026-14327
CVE Published
Mar 22, 2026 - 16:51 nvd
MEDIUM 5.3

Tags

Tenda Command Injection

Description

A security flaw has been discovered in Tenda F453 1.0.0.3. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

Analysis

Unauthenticated attackers can execute arbitrary commands on Tenda F453 routers (version 1.0.0.3) by injecting malicious input through the mac parameter in the /goform/WriteFacMac endpoint. Public exploit code exists for this vulnerability, enabling remote code execution with minimal attack complexity. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Validate input sanitization for user-controlled parameters.

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Priority Score

49
Low Medium High Critical
KEV: 0
EPSS: +2.7
CVSS: +26
POC: +20

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CVE-2026-4554 vulnerability details – vuln.today
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