# CVE-2026-15692: Tenda BE12 Pro SafeUrlFilter fromSafeUrlFilter stack-based overflow

> A remote attacker can trigger a stack-based buffer overflow in the SafeUrlFilter component of Tenda BE12 Pro routers, potentially leading to code execution or denial of service.

- **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: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:** 14 Jul 2026
- **Updated:** 14 Jul 2026
- **Also known as:** GHSA-cxw3-26xc-7ppc

## What is CVE-2026-15692?

CVE-2026-15692 is a high-severity memory corruption vulnerability in Tenda BE12 Pro, published on 14 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A weakness has been identified in Tenda BE12 Pro 16.03.66.23. This vulnerability affects the function fromSafeUrlFilter of the file /goform/SafeUrlFilter. Executing a manipulation of the argument page can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could 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-2026-15692?


## How do I fix CVE-2026-15692?

No fix has been published for CVE-2026-15692 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-15692 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-15692 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-15692 and fix it if it is affected.

What it is: CVE-2026-15692 is a high-severity memory corruption vulnerability in Tenda BE12 Pro, published on 14 Jul 2026. 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-2026-15692 exists.

Affected product: Tenda BE12 Pro. 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-2026-15692/ (Markdown: https://insights.sbomify.com/CVE-2026-15692/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-15692
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-15692
- OSV: https://osv.dev/vulnerability/CVE-2026-15692

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-15692/
Summaries are generated and may contain mistakes; the official description above is the record.