# CVE-2026-11498: Tenda HG7/HG9/HG10 Web Management voip_other_set asp_voip_OtherSet stack-based overflow

> Remote attackers can trigger a stack-based buffer overflow in the web management interface to execute arbitrary code on Tenda HG7, HG9, and HG10 devices.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X`)
- **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:** 8 Jun 2026
- **Updated:** 2 Oct 2026
- **Also known as:** GHSA-5pcp-w822-8j6f

## What is CVE-2026-11498?

CVE-2026-11498 is a high-severity memory corruption vulnerability in Tenda HG10, published on 8 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was found in Tenda HG7, HG9 and HG10 300001138_en_xpon. Affected by this issue is the function asp_voip_OtherSet of the file /boaform/voip_other_set of the component Web Management Interface. Performing a manipulation of the argument funckey_transfer results in stack-based buffer overflow. The attack is possible to be carried out remotely.

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-2026-11498?


## How do I fix CVE-2026-11498?

No fix has been published for CVE-2026-11498 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-11498 being exploited?

There is no known exploitation of CVE-2026-11498 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-11498 and fix it if it is affected.

What it is: CVE-2026-11498 is a high-severity memory corruption vulnerability in Tenda HG10, published on 8 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-11498 in the wild and no public exploit code.

Affected product: Tenda HG10. 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-2026-11498/ (Markdown: https://insights.sbomify.com/CVE-2026-11498/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-11498
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-11498
- OSV: https://osv.dev/vulnerability/CVE-2026-11498

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-11498/
Summaries are generated and may contain mistakes; the official description above is the record.