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Vulnerability research, CVE deep dives and engineering write-ups from the Ostorlab team on AI pentesting and mobile, web and API security testing.

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See how Ostorlab detects LLM vulnerabilities through banking chatbot examples of private statement leaks, unauthorized tool actions and prompt injection.

Product

Free Website Vulnerability Scan: What a Passive Scan Finds, and What It Can't

Run a free, production-safe website security scan with Ostorlab: TLS, security headers and known-...

Oct 26, 2026

Deep Dive

Node2Shell: Brotli RCE in Node.js, Bun and Python (CVE-2026-111497)

A decoder overflow rated CVSS v4.0 9.2, CVE-2026-111497 affects Node.js, Bun, .NET, the Python Br...

Oct 25, 2026

Deep Dive

Echo WebSocket Proxy Auth Bypass (GHSA-cxf3-9h37-7rr8)

Rejected WebSocket upgrades through Echo's Proxy middleware leave a raw tunnel open to the upstre...

Oct 24, 2026

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See how Ostorlab detects LLM vulnerabilities through banking chatbot examples of private statement leaks, u...

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