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.
CVE-2025-15551
Score 5.6 from GitHub Security Advisory published 2026-02-05. NVD baseline CVSS 5.6; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.6
- EG Score
- 5.6(medium)
- EG Risk
- 25(Track)EG Risk 25/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity56% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 38%
- KEV
- Not listed
Published
February 5, 2026
Last Modified
June 17, 2026
Advisory Details (10)
Auto-updated Aug 9, 2026Security Advisory on LAN Code Execution on Archer MR200, Archer C20, TL-WR850N, and TL-WR845N (CVE-2025-15551) | TP-Link
https://www.tp-link.com/us/support/faq/4948/Download for Archer C20 | TP-Link
https://www.tp-link.com/us/support/download/archer-c20/v5/#FirmwareDownload for TL-WR850N | TP-Link India
https://www.tp-link.com/in/support/download/tl-wr850n/#FirmwareDownload for TL-WR845N | TP-Link India
https://www.tp-link.com/in/support/download/tl-wr845n/#FirmwareDownload for Archer MR200 | TP-Link India
https://www.tp-link.com/in/support/download/archer-mr200/v5.20/#FirmwareDownload for Archer C20 | TP-Link India
https://www.tp-link.com/in/support/download/archer-c20/v6/#FirmwareDownload for TL-WR845N | TP-Link
https://www.tp-link.com/en/support/download/tl-wr845n/#FirmwareDownload for Archer MR200 | TP-Link
https://www.tp-link.com/en/support/download/archer-mr200/v5.20/#FirmwareDownload for Archer C20 | TP-Link
https://www.tp-link.com/en/support/download/archer-c20/v6/#FirmwareDownload for Archer C20 | TP-Link
https://www.tp-link.com/en/support/download/archer-c20/v5/#FirmwareWeakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 6× in last 7d / 27× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 180 total refreshes for this CVE.
- 2026-09-18 19:27 UTCEPSS rescore
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Frequently asked(5)
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Dependency Blast Radius
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