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CVE-2025-15551

5.6 · MEDIUM

The response coming from TP-Link Archer MR200 v5.2, C20 v5 and v6, TL-WR850N v3, and TL-WR845N v4 for any request is getting executed by the JavaScript function like eval directly without any check.

Published Feb 5, 2026CWE-95EPSS 0.45%

Overview

CVE-2025-15551 is a medium-severity vulnerability. It was published on February 5, 2026 and has a CVSS 3.1 base score of 5.6 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.6, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The response coming from TP-Link Archer MR200 v5.2, C20 v5 and v6, TL-WR850N v3, and TL-WR845N v4 for any request is getting executed by the JavaScript function like eval directly without any check. Attackers can exploit this vulnerability via a Man-in-the-Middle (MitM) attack to execute JavaScript code on the router's admin web portal without the user's permission or knowledge.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.tp-link.com/en/support/download/archer-c20/v5/#FirmwareRefwww.tp-link.com/en/support/download/archer-c20/v6/#FirmwareRefwww.tp-link.com/en/support/download/archer-mr200/v5.20/#FirmwareRefwww.tp-link.com/en/support/download/tl-wr845n/#FirmwareRefwww.tp-link.com/in/support/download/archer-c20/v6/#FirmwareRefwww.tp-link.com/in/support/download/archer-mr200/v5.20/#FirmwareRefwww.tp-link.com/in/support/download/tl-wr845n/#FirmwareRefwww.tp-link.com/in/support/download/tl-wr850n/#FirmwareRefwww.tp-link.com/us/support/download/archer-c20/v5/#FirmwareRefwww.tp-link.com/us/support/faq/4948/

How CyberStrike helps

Frequently asked questions

What is CVE-2025-15551?

CVE-2025-15551 is a medium-severity vulnerability. It was published on February 5, 2026 and has a CVSS 3.1 base score of 5.6 (MEDIUM).

How severe is CVE-2025-15551?

This vulnerability has a CVSS 3.1 base score of 5.6, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-15551?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-15551?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-15551 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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