# CVE-2026-8913: Command Injection in TP-Link's Archer MR600 WireGuard Client Configuration

> An authenticated administrator can execute arbitrary commands via the WireGuard client configuration interface, leading to full device compromise.

- **Severity:** High 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`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 8 Jun 2026
- **Updated:** 9 Jun 2026
- **Also known as:** GHSA-gx83-77h4-7838

## What is CVE-2026-8913?

CVE-2026-8913 is a high-severity command injection vulnerability in TP-Link Systems Inc. Archer MR600 v5, published on 8 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official 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.

Weakness: CWE-78 (Improper Neutralization of Special Elements used in an OS Command)

## Which versions are affected by CVE-2026-8913?


## How do I fix CVE-2026-8913?

No fix has been published for CVE-2026-8913 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-8913 being exploited?

There is no known exploitation of CVE-2026-8913 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-8913 and fix it if it is affected.

What it is: CVE-2026-8913 is a high-severity command injection vulnerability in TP-Link Systems Inc. Archer MR600 v5, published on 8 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-8913 in the wild and no public exploit code.

Affected product: TP-Link Systems Inc. Archer MR600 v5. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-8913/ (Markdown: https://insights.sbomify.com/CVE-2026-8913/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-8913
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-8913
- OSV: https://osv.dev/vulnerability/CVE-2026-8913

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-8913/
Summaries are generated and may contain mistakes; the official description above is the record.