# CVE-2025-14878: Tenda WH450 HTTP Request wirelessRestart stack-based overflow

> Remote attackers can trigger a stack-based buffer overflow in the Tenda WH450 router via the wirelessRestart handler, potentially leading to code execution or denial of service.

- **Severity:** Critical 9.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 18 Dec 2025
- **Updated:** 24 Feb 2026
- **Also known as:** GHSA-38v6-53m7-9qq3

## What is CVE-2025-14878?

CVE-2025-14878 is a critical memory corruption vulnerability in Tenda WH450, published on 18 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A security flaw has been discovered in Tenda WH450 1.0.0.18. This impacts an unknown function of the file /goform/wirelessRestart of the component HTTP Request Handler. The manipulation of the argument GO results in stack-based buffer overflow. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.

Weakness: CWE-121 (Stack-based Buffer Overflow), CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

## Which versions are affected by CVE-2025-14878?

It affects 1 product.


Products: Tenda Wh450 Firmware.

## How do I fix CVE-2025-14878?

No fix has been published for CVE-2025-14878 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-14878 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-14878 exists.

## Other vulnerabilities in Tenda WH450

- [CVE-2025-15044](https://insights.sbomify.com/CVE-2025-15044/): Tenda WH450 NatStaticSetting stack-based overflow (critical 9.3)
- [CVE-2025-15045](https://insights.sbomify.com/CVE-2025-15045/): Tenda WH450 HTTP Request Natlimit stack-based overflow (critical 9.3)
- [CVE-2025-15046](https://insights.sbomify.com/CVE-2025-15046/): Tenda WH450 HTTP Request PPTPClient stack-based overflow (critical 9.3)
- [CVE-2025-15047](https://insights.sbomify.com/CVE-2025-15047/): Tenda WH450 HTTP Request PPTPDClient stack-based overflow (critical 9.3)
- [CVE-2025-15006](https://insights.sbomify.com/CVE-2025-15006/): Tenda WH450 HTTP Request CheckTools stack-based overflow (critical 9.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-14878 and fix it if it is affected.

What it is: CVE-2025-14878 is a critical memory corruption vulnerability in Tenda WH450, published on 18 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-14878 exists.

Affected product: Tenda WH450. 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-2025-14878/ (Markdown: https://insights.sbomify.com/CVE-2025-14878/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-14878
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-14878
- OSV: https://osv.dev/vulnerability/CVE-2025-14878

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-14878/
Summaries are generated and may contain mistakes; the official description above is the record.