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					review: auth/login.php
					SQL injection
				
$email = $_POST['email'];
- $q = "SELECT * FROM users WHERE email='$email'";
+ $stmt = $pdo->prepare(
+   "SELECT * FROM users WHERE email = ?");
+ $stmt->execute([$email]);
$user = $stmt->fetch();

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AI assistants repeatedly invent package names that anyone can register; build a local registry lab, watch a vulnerable CI pipeline…

November 8, 2026 · 16 min read

DevSecOps

When the Issue Tracker Gives Orders: Prompt Injection Against AI Agents in CI/CD

A triage bot that pastes issue text into its prompt can be steered by an attacker who only has permission…

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OWASP Top 10:2025 — The Hands-On Course

Ten modules, ten Docker labs. Exploit and fix every category in the OWASP Top 10:2025 yourself, on your own machine.

November 8, 2026 · 5 min read

Web Sec

PHP2Shell (CVE-2026-109618 and CVE-2026-109619): Verify, Detect and Patch the PHP Worker RCE Pair

Two critical PHP flaws in request-memory handling were fixed on 2026-10-21; this lab shows how to verify your version, try…

November 4, 2026 · 12 min read

Web Sec

Stack Traces, Stuck Locks, and Stolen Funds: When Error Handling Is the Vulnerability (OWASP A10:2025)

Build a Flask app that leaks a processing-slot lock and a stack trace on unhandled exceptions, exploit both into a…

October 8, 2026 · 12 min read

Web Sec

Silent Brute Force: Building Detection When Your Logs Say Nothing (OWASP A09:2025)

Build a Flask login app with no logging, watch a brute-force attack vanish without a trace, then add structured JSON…

October 8, 2026 · 11 min read

Web Sec

RCE via Pickle: Exploiting Insecure Deserialization and Restoring Data Integrity (OWASP A08:2025)

Build a Flask app vulnerable to pickle.loads() RCE, craft a working __reduce__ exploit, then fix it with JSON schema validation…

October 8, 2026 · 12 min read

Web Sec

Credential Stuffing a Login Page: Breaking and Defending Authentication (OWASP A07:2025)

Build a Flask login app, break it with a credential-stuffing script, then fix it with Flask-Limiter, a breached-password check, and…

October 8, 2026 · 11 min read

Web Sec

Buying Out the House: Exploiting Business-Logic Flaws in Insecure Designs (OWASP A06:2025)

Build a Flask ticket-booking app with no server-side purchase cap and a brute-forceable security-question reset, exploit both, then fix them…

October 8, 2026 · 13 min read

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