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Ostorlab Blog
Vulnerability research, CVE deep dives and engineering write-ups from the Ostorlab team on AI pentesting and mobile, web and API security testing.
Pillow FlashPix Heap Overflow RCE (CVE-2026-112398)
Decoding a crafted FlashPix image in Pillow 12.3.0 or older with olefile installed lets an attacker run commands; Pillow 13.0.0 fixes CVE-2026-112398.
Oct 24, 2026
Collabora CODE Server RCE Exploited in the Wild (CVE-2026-110447)
Collabora rates CVE-2026-110447 as Critical, CVSS v4.0 9.2: an unauthenticated attacker can run o...
Oct 24, 2026
Sentry Next.js SDK Middleware Bypass (CVE-2026-114139)
Sentry rates CVE-2026-114139 as Critical, CVSS v4.0 9.1: the @sentry/nextjs SDK skips the applica...
Oct 24, 2026
Wasmtime Sandbox Escape via Compiler Miscompilation (CVE-2026-115889)
CVE-2026-115889 is a Critical Wasmtime sandbox escape: Cranelift packs indices into 24-bit fields...
Oct 24, 2026
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Latest from Engineering, Product & SecurityThe True Cost of False Positives: Calculating the Engineering Tax of Noisy Scanners
False positives are an engineering-capacity problem, not only a scanner-quality problem. Learn how to measu...
Sep 28, 2026
When Does an AI Scanner Become an AI Pentest?
Learn what separates AI-powered scanning from AI pentesting and how Ostorlab Deep Agentic Scan follows evid...
Jul 22, 2026
Source Code Security: From Signal to Validated Risk | Ostorlab
Learn how source code security testing works, why traditional SAST creates false positives, and how agentic...
Jul 16, 2026
Free Source Code Security Scan: Find Vulnerable Code, Dependencies and Leaked Secrets
Scan a .zip or a GitHub, GitLab, Bitbucket or Azure DevOps repository for free with Ostorlab: static analys...
Nov 05, 2026
Ostorlab Free Scans Now Cover Websites, Source Code and App Vetting
Ostorlab offers free security scans for mobile apps, websites and source code, with the report emailed to y...
Nov 02, 2026
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-vulnerable...
Oct 26, 2026
Ostorlab vs MobSF: Analyst-Driven vs AI-Driven Mobile Security Testing (2026)
Ostorlab vs MobSF (Mobile Security Framework) for mobile app security testing: static and dynamic analysis,...
Oct 07, 2026
Ostorlab vs Oversecured: Mobile App Security Testing Compared (2026)
Ostorlab vs Oversecured for mobile app security testing: iOS and Android coverage, exploit proof, authentic...
Oct 07, 2026
Ostorlab vs. Pentesting Firms: 2026 Cost & Depth Comparison
Ostorlab vs. pentesting firms: cost, testing frequency, depth and remediation, and when to use AI pentests,...
Sep 25, 2026
Changelog
View all changesOctober 2026: From Security Findings to Tested Fixes
Oct 17, 2026
The Breach Brief Newsletter
Offensive AI and cybersecurity breakdowns curated by Ostorlab every two weeks.