Review reviewHigh

CVE-2026-8913

TP-Link Systems Inc. Archer MR600 v5

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: 8.5
EPSS: -
CISA KEV: Not listed
Published: 2026.06.09

PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV

Exploit probability-

Technical severityCVSS 8.5

Vulnerability overview

Affected product and versions

Product: TP-Link Systems Inc. Archer MR600 v5
Affected versions: < EU_V5_1.7.0 0.9.1 260518 rel67803, < JP_V5_1.2.0 0.9.1 260519 rel52362
Fixed versions: No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

1
Identify
Confirm that TP-Link Systems Inc. Archer MR600 v5 and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: 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:X/V:X/RE:X/U:X
CWE: CWE-78