CVE-2026-8913 json
Command Injection in Archer MR600 WireGuard Client Configuration
published 2026-06-08 5 mo ago modified 2026-11-05 4 d ago also EUVD-2026-35176
- cvss
- 8.5
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 65%
- public exploits
- 0
- none known
Summary
A command Injection vulnerability exists in the WireGuard client configuration of Archer MR600 v2, v3, and 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.
Patch / fix
- TP-Link Systems Inc. Archer MR600 v5 EU_V5_1.7.0 0.9.1 260518 rel67803, JP_V5_1.2.0 0.9.1 260519 rel52362
- TP-Link Systems Inc. Archer MR600 v2 1.12.0 Build 260826
- TP-Link Systems Inc. Archer MR600 v3 1.4.0 Build 260827
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 5 mo ago
Exploit prediction
1.07% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.5 | 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 |
| CNA | 4.0 | 8.5 | 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 |
Affected products
- TP-Link Systems Inc. Archer MR600 v5
- TP-Link Systems Inc. Archer MR600 v2
- TP-Link Systems Inc. Archer MR600 v3
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
-
tp-link.com
/en/support/download/archer-mr600/v5/#Firmware
patch
-
tp-link.com
/jp/support/download/archer-mr600/v5/#Firmware
patch
-
tp-link.com
/en/support/download/archer-mr600/v2/#Firmware
patch
-
tp-link.com
/en/support/download/archer-mr600/v3/#Firmware
patch
-
tp-link.com
/us/support/faq/5122/
vendor-advisory
Sources
- CVE List CVE-2026-8913
- NVD CVE-2026-8913
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.