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Vulnerabilities

SQL Injection Prevention Techniques That Actually Work

SQL injection prevention comes down to one non-negotiable technique — parameterized queries — plus a short list of layered defenses that catch what a single control misses.

Feb 26, 20265 min read
Vulnerabilities

OWASP Path Traversal: How It Works and How to Stop It

Path traversal lets an attacker reach files outside a web app's intended directory using sequences like ../../etc/passwd — here's how it works and the fixes that actually close it.

Feb 26, 20265 min read
Vulnerabilities

Application Vulnerabilities: The Common Classes Explained

Injection, broken access control, and misconfiguration account for most real-world breaches. Here's a plain map of the classes that matter and how each one is actually exploited.

Feb 25, 20265 min read
Vulnerabilities

CVE-2017-18214: Why an Old CVE Still Shows Up in Scans

CVE-2017-18214 is a ReDoS bug in Moment.js patched back in 2017, yet it keeps surfacing in scans years later because bundled copies and stale lockfiles never got the memo.

Feb 21, 20264 min read
Vulnerabilities

Spring4Shell: What Shipped and How to Patch It

What the Spring4Shell vulnerability actually was, which configurations were exposed, and the concrete patch and mitigation steps that closed it.

Feb 20, 20265 min read
Vulnerabilities

XSS Script Examples, Annotated

Reading a real xss script example line by line makes cross-site scripting concrete in a way definitions rarely do — here are annotated examples across the three main XSS types.

Feb 20, 20265 min read
Vulnerabilities

CVE-2022-31129: The Day.js ReDoS Vulnerability, Explained

CVE-2022-31129 is a regular expression denial of service in Day.js's custom parse format handling. Here's what triggered it, why it's still showing up in scans, and how it was fixed.

Feb 19, 20265 min read
Vulnerabilities

jQuery 3.5.1 Vulnerabilities: What Was Actually Fixed

jQuery 3.5.1 closed a second cross-site scripting hole in the htmlPrefilter regex that 3.5.0 had only partially patched — here's exactly what changed and why old jQuery bundles still trip scanners.

Feb 18, 20265 min read
Vulnerabilities

XXE Attacks Explained: XML External Entity Injection

How an XXE attack turns a trusting XML parser into a file-reading, request-forging liability, with a concrete Java example and the parser flags that shut it down.

Feb 17, 20266 min read
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