# CVE-2025-15139: TRENDnet TEW-822DRE formWsc sub_43ACF4 command injection

> Remote attackers can execute arbitrary commands via the peerPin argument in the formWsc interface of TRENDnet TEW-822DRE routers.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 28 Dec 2025
- **Updated:** 24 Feb 2026
- **Also known as:** GHSA-j5pv-22p5-jmgv

## What is CVE-2025-15139?

CVE-2025-15139 is a medium-severity command injection vulnerability in TRENDnet TEW-822DRE, published on 28 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability has been found in TRENDnet TEW-822DRE 1.00B21/1.01B06. This affects the function sub_43ACF4  of the file /boafrm/formWsc. Such manipulation of the argument peerPin leads to command injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-77 (Improper Neutralization of Special Elements used in a Command), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2025-15139?

It affects 1 product.


Products: Trendnet Tew-822dre Firmware.

## How do I fix CVE-2025-15139?

No fix has been published for CVE-2025-15139 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-15139 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-15139 exists.

## Other vulnerabilities in TRENDnet TEW-822DRE

- [CVE-2024-0920](https://insights.sbomify.com/CVE-2024-0920/): TRENDnet TEW-822DRE POST Request admin_ping.htm command injection (high 7.2)
- [CVE-2023-51835](https://insights.sbomify.com/CVE-2023-51835/): Command injection in n/a (medium 6.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-15139 and fix it if it is affected.

What it is: CVE-2025-15139 is a medium-severity command injection vulnerability in TRENDnet TEW-822DRE, published on 28 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-15139 exists.

Affected product: TRENDnet TEW-822DRE. 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-2025-15139/ (Markdown: https://insights.sbomify.com/CVE-2025-15139/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-15139
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-15139
- OSV: https://osv.dev/vulnerability/CVE-2025-15139

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-15139/
Summaries are generated and may contain mistakes; the official description above is the record.