What’s Vulnerable › Vulnerabilities

CVE-2025-15605: Hardcoded Cryptographic Key in Configuration Encryption Mechanism on TP-Link Archer NX200, NX210, NX500 and NX600

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-23 · updated 2026-06-17
• Weakness: CWE-321

Description

A hardcoded cryptographic key within the configuration mechanism on TP-Link Archer NX200, NX210, NX500 and NX600 enables decryption and re-encryption of device configuration data. An authenticated attacker may decrypt configuration files, modify them, and re-encrypt them, affecting the confidentiality and integrity of device configuration data.

Affected products

• TP-Link Archer Nx200 Firmware: before 1.3.0; before 1.8.0 — fixed in 1.3.0, 1.8.0
• TP-Link Archer Nx210 Firmware: before 1.3.0 — fixed in 1.3.0
• TP-Link Archer Nx500 Firmware: before 1.5.0; before 1.3.0 — fixed in 1.3.0, 1.5.0
• TP-Link Archer Nx600 Firmware: before 1.3.0; before 1.4.0 — fixed in 1.3.0, 1.4.0

How to fix

Upgrade to a fixed version: TP-Link Archer Nx200 Firmware 1.3.0, 1.8.0; TP-Link Archer Nx210 Firmware 1.3.0; TP-Link Archer Nx500 Firmware 1.3.0, 1.5.0; TP-Link Archer Nx600 Firmware 1.3.0, 1.4.0. Check the vendor advisory for mitigations.

References

• https://www.tp-link.com/en/support/download/archer-nx200/#Firmware
• https://www.tp-link.com/en/support/download/archer-nx210/#Firmware
• https://www.tp-link.com/en/support/download/archer-nx500/#Firmware
• https://www.tp-link.com/en/support/download/archer-nx600/#Firmware
• https://www.tp-link.com/us/support/faq/5027/

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