CVE-2025-15517

HIGHCVSS 8.6/10EPSS 3.14%

Last modified

CVE-2025-15517 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. A missing authentication check in the HTTP server on TP-Link Archer NX200, NX210, NX500 and NX600 to certain cgi endpoints allows unauthenticated access intended for authenticated users. An attacker may perform privileged HTTP actions without authentication, including firmware upload and configuration operations.. EPSS estimates a 3.14% chance of exploitation in the next 30 days.

Description

A missing authentication check in the HTTP server on TP-Link Archer NX200, NX210, NX500 and NX600 to certain cgi endpoints allows unauthenticated access intended for authenticated users. An attacker may perform privileged HTTP actions without authentication, including firmware upload and configuration operations.

Metrics

CVSS 3.1
8.1/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CVSS 4.0
8.6/10

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
3.14%

86.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Tp-LinkArcher Nx600 Firmware< 1.3.0
Tp-LinkArcher Nx500 Firmware< 1.5.0
Tp-LinkArcher Nx210 Firmware< 1.3.0
Tp-LinkArcher Nx200 Firmware< 1.3.0
Tp-LinkArcher Nx600 Firmware< 1.4.0
Tp-LinkArcher Nx500 Firmware< 1.3.0
Tp-LinkArcher Nx200 Firmware< 1.8.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-15517?
A missing authentication check in the HTTP server on TP-Link Archer NX200, NX210, NX500 and NX600 to certain cgi endpoints allows unauthenticated access intended for authenticated users. An attacker may perform privileged HTTP actions without authentication, including firmware upload and configuration operations.
How severe is CVE-2025-15517?
CVE-2025-15517 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 3.14% probability of exploitation in the next 30 days.
How do I fix CVE-2025-15517?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-15517?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST