vulnti.work

lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, which may allow an attacker to gain full code execution on the device.

Critical CVSS 9.8
CVECVE-2026-87121
First seen2026-09-23 00:31 UTC
Disclosed2026-09-22 20:17 UTC
Last updated2026-09-23 00:31 UTC
Channel statusauto

Summary

lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, which may allow an attacker to gain full code execution on the device.

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD