← Vulnerability feed

Vulnerability record · CVE-2023-43128 · published 21 September 2023

CVE-2023-43128: Dlink dir-806 firmware command injection vulnerability

Dlink · Dir 806 Firmware

D-LINK DIR-806 1200M11AC wireless router DIR806A1_FW100CNb11 is vulnerable to command injection due to lax filtering of HTTP_ST parameters.

9.8 CVSS 3.1 Critical EPSS 2.8% · top 13.9% CWE-77 · Command injection
9.8CVSS 3.1 base score
2.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

D-LINK DIR-806 1200M11AC wireless router DIR806A1_FW100CNb11 is vulnerable to command injection due to lax filtering of HTTP_ST parameters.

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
http://www.dlink.com.cn/techsupport/ProductInfo.aspx?m=DIR-806 Product
https://github.com/mmmmmx1/dlink/blob/main/DIR-806/1/readme.md ExploitThird Party Advisory
http://www.dlink.com.cn/techsupport/ProductInfo.aspx?m=DIR-806 Product
https://github.com/mmmmmx1/dlink/blob/main/DIR-806/1/readme.md ExploitThird Party Advisory

Track CVE-2023-43128 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-2023-43130Dlink dir-806 firmware os command injection vulnerabilityD-LINK DIR-806 1200M11AC wireless router DIR806A1_FW100CNb11 is vulnerable to command injection.EPSS 2.8%9.8CVE-2023-43129Dlink dir-806 firmware os command injection vulnerabilityD-LINK DIR-806 1200M11AC wireless router DIR806A1_FW100CNb11 is vulnerable to command injection due to lax filtering of REMOTE_PORT parameters.EPSS 2.8%9.8CVE-2019-10891Dlink dir-806 firmware os command injection vulnerabilityAn issue was discovered in D-Link DIR-806 devices. There is a command injection in function hnap_main, which calls system() without checking the para…EPSS 19%9.8CVE-2019-10892Dlink dir-806 firmware out-of-bounds write vulnerabilityAn issue was discovered in D-Link DIR-806 devices. There is a stack-based buffer overflow in function hnap_main at /htdocs/cgibin. The function will …EPSS 2.3%5.3CVE-2025-4340Dlink dir-806 firmware injection vulnerabilityA vulnerability classified as critical has been found in D-Link DIR-890L and DIR-806A1 up to 100CNb11/108B03. Affected is the function sub_175C8 of t…EPSS 4.9%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%analysed

Source: NIST National Vulnerability Database (record CVE-2023-43128), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.