archer nx500 firmware vulnerabilities and fixes

Recent CVEs affecting archer nx500 firmware, with upgrade or downgrade steps. 4 tracked.

Also searched as: archernx500firmware.

archer nx500 firmware has 4 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 4. Most recent: 2026-03-23. Highest priority: CVE-2025-15517 (score 50/100).

• CVE-2025-15605 HIGH 7.3 UPGRADE UPGRADE A hardcoded cryptographic key within the configuration mechanism on TP-Link Archer NX200, NX210, NX500 and NX6
• CVE-2025-15519 HIGH 7.2 UPGRADE UPGRADE Improper input handling in a modem-management administrative CLI command on TP-Link Archer NX200, NX210, NX500
• CVE-2025-15518 HIGH 7.2 UPGRADE UPGRADE Improper input handling in a wireless-control administrative CLI command on TP-Link Archer NX200, NX210, NX500
• CVE-2025-15517 HIGH 8.1 UPGRADE UPGRADE A missing authentication check in the HTTP server on TP-Link Archer NX200, NX210, NX500 and NX600 to certain c

FAQ

How do I fix archer nx500 firmware vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is archer nx500 firmware being exploited right now?

None of the tracked archer nx500 firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which archer nx500 firmware CVE should I patch first?

CVE-2025-15517 currently ranks highest (50/100): A missing authentication check in the HTTP server on TP-Link Archer NX200, NX210, NX500 and NX600 to certain c.

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