NebuSec

@nebusecurity

An AI defense system for cyber attack | YC S26

NebuSec
@nebusecurity
Sep 3
NebuSec is coming to Black Hat Europe 2026. We’ll be presenting “IonStack: 1-Click Browser-to-Kernel Full Chain to Get a Root Shell on Android 17.” See you in London this December.
NebuSec
@nebusecurity
Sep 1
We benchmarked the vulnerability-finding capabilities of Codex Security, Claude Security, and Nebu across coverage, cost, and time. Our results: Nebu (GPT-5.6-Sol) > Nebu (GPT-5.4) ≥ Codex Security (GPT-5.6-Sol) > Claude Security (Opus 5) > Codex Security (GPT-5.4) A strong
6
NebuSec
@nebusecurity
Sep 1
Proxmox VE 7.x authentication bypass (pre-auth RCE)
00:00
12
NebuSec
@nebusecurity
Aug 29
Today's exploit is again for the latest Ubuntu 26.04, a UAF in SCTP: CVE-2026-68162. It was introduced in Jan 2025 and fixed upstream in Jul 2026. Discovered and exploited by the NebuSec security pipeline. Exp source code: github.com/NebuSec/CyberM…
00:00
6
NebuSec
@nebusecurity
Aug 28
Fixing carbon buildup in a turbocharged engine might cost you $55,000. Here is how we exploited a flaw we found in Google V8's Turboshaft. We received reports that this vulnerability was exploited against some products. Make sure your Chromium is up to date. Writeup below.
00:00
5