← Vulnerability feed

Vulnerability record · CVE-2023-31986 · published 15 May 2023

CVE-2023-31986: Edimax br-6428ns firmware command injection vulnerability

Edimax · Br 6428ns Firmware

A Command Injection vulnerability in Edimax Wireless Router N300 Firmware BR-6428NS_v4 allows attacker to execute arbitrary code via the setWAN function in /bin/webs without any limitations.

9.8 CVSS 3.1 Critical EPSS 8.2% · top 5.3% CWE-77 · Command injection
9.8CVSS 3.1 base score
8.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A Command Injection vulnerability in Edimax Wireless Router N300 Firmware BR-6428NS_v4 allows attacker to execute arbitrary code via the setWAN function in /bin/webs without any limitations.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Erebua/CVE/blob/main/N300_BR-6428nS%20V4/4/Readme.md ExploitThird Party Advisory
https://github.com/Erebua/CVE/blob/main/N300_BR-6428nS%20V4/4/Readme.md ExploitThird Party Advisory

Track CVE-2023-31986 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-31983Edimax br-6428ns firmware command injection vulnerabilityA Command Injection vulnerability in Edimax Wireless Router N300 Firmware BR-6428NS_v4 allows attacker to execute arbitrary code via the mp function …EPSS 25%9.8CVE-2023-31985Edimax br-6428ns firmware command injection vulnerabilityA Command Injection vulnerability in Edimax Wireless Router N300 Firmware BR-6428NS_v4 allows attacker to execute arbitrary code via the formAccept f…EPSS 8.1%8.8CVE-2022-45768Edimax br-6428ns firmware os command injection vulnerabilityCommand Injection vulnerability in Edimax Technology Co., Ltd. Wireless Router N300 Firmware BR428nS v3 allows attacker to execute arbitrary code via…EPSS 29%9.8CVE-2026-8037Progress LoadMaster API OS Command Injection RCEProgress LoadMaster (and related ADC products) contain an OS command injection flaw in multiple API command endpoints where unsanitized input is pass…KEVEPSS 77%analysed8.7CVE-2026-42271LiteLLM MCP test endpoints allow authenticated OS command injectionLiteLLM versions 1.74.2 through before 1.83.7 expose two MCP preview endpoints (POST /mcp-rest/test/connection and POST /mcp-rest/test/tools/list) th…KEVEPSS 13%analysed7.2CVE-2025-29635D-Link DIR-823X command injection in set_prohibiting handlerD-Link DIR-823X firmware (240126 and 240802) contains a command injection flaw in the /goform/set_prohibiting POST handler. An attacker who already h…KEVEPSS 88%analysed8.1CVE-2026-22719VMware Aria Operations command injection during support-assisted migrationVMware Aria Operations contains a command injection flaw (CWE-77) that an unauthenticated attacker can use to run arbitrary commands, potentially ach…KEVEPSS 18%analysed8.7CVE-2025-4008Meteobridge web interface command injection without authenticationThe Meteobridge web interface, built from CGI shell scripts and C, exposes an endpoint vulnerable to command injection. Because the endpoint also lac…KEVEPSS 94%analysed

Source: NIST National Vulnerability Database (record CVE-2023-31986), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.