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CVE-2025-15605

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

HIGH
7.3
CVSS Score
Published: March 23, 2026 at 06:02 PM UTC
Updated: June 17, 2026 at 08:38 AM UTC
8 products affected across 1 vendorArcher NX500 FirmwareArcher NX200 FirmwareArcher NX600 Firmware

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Severity
HIGH7.3
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Archer NX200 Firmware· TP-Link
95%
v < 1.3.0v < 1.8.0
tp-link-archer-nx200 (same device)
Archer NX210 Firmware· TP-Link
95%
v < 1.3.0
tp-link-archer-nx210 (same device)
Archer NX500 Firmware· TP-Link
95%
v < 1.3.0v < 1.5.0
tp-link-archer-nx500 (same device)
Archer NX600 Firmware· TP-Link
95%
v < 1.3.0v < 1.4.0
tp-link-archer-nx600 (same device)
Archer NX200· TP-Link
60%
v < 1.3.0 Build 260311v < 1.8.0 Build 260311v < < 1.3.0 Build 260309
Affected range stops below 1.3.0 Build 260311, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.8.0 Build 260311, so it looks safe — our inference, not a vendor statement
Affected range stops below < 1.3.0 Build 260309, so it looks safe — our inference, not a vendor statement
Archer NX210· TP-Link
60%
v < 1.3.0 Build 260309v < 1.3.0 Build 260311
Affected range stops below 1.3.0 Build 260309, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.3.0 Build 260311, so it looks safe — our inference, not a vendor statement
Archer NX500· TP-Link
60%
v < 1.3.0 Build 260311v < < 1.5.0 Build 260309
Affected range stops below 1.3.0 Build 260311, so it looks safe — our inference, not a vendor statement
Affected range stops below < 1.5.0 Build 260309, so it looks safe — our inference, not a vendor statement
Archer NX600· TP-Link
60%
v < 1.3.0 Build 260309v < 1.3.0 Build 260311v < 1.4.0 Build 260311
Affected range stops below 1.3.0 Build 260309, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.3.0 Build 260311, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.4.0 Build 260311, so it looks safe — our inference, not a vendor statement

References (5)

PatchProduct
Source: cverecord
https://www.tp-link.com/en/support/download/archer-nx200/#Firmware
PatchProduct
Source: cverecord
https://www.tp-link.com/en/support/download/archer-nx210/#Firmware
PatchProduct
Source: cverecord
https://www.tp-link.com/en/support/download/archer-nx500/#Firmware
PatchProduct
Source: cverecord
https://www.tp-link.com/en/support/download/archer-nx600/#Firmware
Vendor Advisory
Source: cverecord
https://www.tp-link.com/us/support/faq/5027/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.3HIGH[email protected]
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-321CWE-798

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