CVE-2025-62501: SSH Hostkey misconfiguration vulnerability in Archer AX53 and Archer BE3600 (tmpserver modules) allows attacke

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HIGH 8.1REMOTEMITIGATE

CVE-2025-62501 is a high-severity flaw (CVSS 8.1) affecting archer ax53 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-322
Published	2026-02-03
Last modified	2026-10-21

Publisher (CNA): TPLink · Vendor: tp-link

Last updated 2026-10-21 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-02-03 19:16 UTCPublished CVE record published
2026-10-21 19:16 UTCUpdated Record last modified

tp-link archer ax53 firmware MITIGATE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-62501?

archer ax53 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-62501 being exploited?

CVE-2025-62501 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-62501 affect?

CVE-2025-62501 affects archer ax53 firmware. Severity is high (CVSS 8.1). 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

How urgent is CVE-2025-62501?

Priority 45/100. High severity; Remotely exploitable, no login, no user action

Software pages

TP-Link vulnerabilities

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References

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