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Vulnerability record · CVE-2026-8913 · published 8 June 2026

CVE-2026-8913: OS command injection vulnerability

A command Injection vulnerability exists in the WireGuard client configuration of Archer MR600 v5 due to improper neutralization of user-controlled input within the web management interface. An authenticated attacker with administrative privileges may be able to execute arbitrary commands when applying configuration changes.Successful exploitation may result in a full compromise of confidentiality, integrity, and availability of the affected device.

8.5 CVSS 4.0 High EPSS 2.2% · top 18.6% CWE-78 · OS command injection Deferred
8.5CVSS 4.0 base score
2.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
23 Jul 2026Last modified by NVD

Description

A command Injection vulnerability exists in the WireGuard client configuration of Archer MR600 v5 due to improper neutralization of user-controlled input within the web management interface. An authenticated attacker with administrative privileges may be able to execute arbitrary commands when applying configuration changes.Successful exploitation may result in a full compromise of confidentiality, integrity, and availability of the affected device.

CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/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:

References

LinkTags
https://www.tp-link.com/en/support/download/archer-mr600/v5/#Firmware
https://www.tp-link.com/jp/support/download/archer-mr600/v5/#Firmware
https://www.tp-link.com/us/support/faq/5122/

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Source: NIST National Vulnerability Database (record CVE-2026-8913), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.