CVE-2026-8913: CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection') in 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.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-8913) affects the TP-Link Archer MR600 v5 router's WireGuard client configuration. It is caused by improper neutralization of special elements in user-controlled input within the web management interface, leading to OS command injection (CWE-78). An attacker with administrative privileges can execute arbitrary commands on the device when applying configuration changes, potentially compromising the device fully. The CVSS 4.0 score is 8.5, reflecting high impact and low attack complexity but requiring high privileges. No vendor advisory or patch information is currently available.
Potential Impact
An authenticated attacker with administrative privileges can execute arbitrary OS commands on the affected device, potentially leading to complete compromise of confidentiality, integrity, and availability. This could allow full control over the device and its functions.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict administrative access to trusted users only and monitor for suspicious activity related to configuration changes. Avoid applying untrusted configuration changes via the web interface.
CVE-2026-8913: CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection') in TP-Link Systems Inc. Archer MR600 v5
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 v4.0
Score 8.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-8913) affects the TP-Link Archer MR600 v5 router's WireGuard client configuration. It is caused by improper neutralization of special elements in user-controlled input within the web management interface, leading to OS command injection (CWE-78). An attacker with administrative privileges can execute arbitrary commands on the device when applying configuration changes, potentially compromising the device fully. The CVSS 4.0 score is 8.5, reflecting high impact and low attack complexity but requiring high privileges. No vendor advisory or patch information is currently available.
Potential Impact
An authenticated attacker with administrative privileges can execute arbitrary OS commands on the affected device, potentially leading to complete compromise of confidentiality, integrity, and availability. This could allow full control over the device and its functions.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict administrative access to trusted users only and monitor for suspicious activity related to configuration changes. Avoid applying untrusted configuration changes via the web interface.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- TPLink
- Date Reserved
- 2026-05-18T23:12:55.471Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a2703fbe29bf47b505ca08c
Added to database: 6/8/2026, 6:03:39 PM
Last enriched: 6/8/2026, 6:18:26 PM
Last updated: 6/8/2026, 7:06:17 PM
Views: 4
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