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Application Security

How AI-powered SAST auto-fix engines actually work

GitHub says Copilot Autofix resolves two-thirds of flagged vulnerabilities with little editing; Snyk claims 80% fix accuracy. Here's the pipeline behind both numbers.

Jul 8, 20268 min read
Application Security

AI code review: what it actually catches versus misses

GitClear's 211M-line study found copy-pasted code rose from 8.3% to 12.3% of changes from 2020 to 2024 — even as AI reviewers flag more comments, the defects that matter most still slip through.

Jul 8, 20266 min read
Application Security

The Python pickle security model, explained

Python's own docs warn that unpickling can execute arbitrary code — yet pickle is still the default weight format behind millions of ML model downloads.

Jul 7, 20266 min read
Application Security

Securing Python Virtual Environments

A single sudo pip install can overwrite files an OS package manager owns — PEP 668 exists because that anti-pattern was common enough to break Linux distros.

Jul 7, 20267 min read
Application Security

Preventing SSRF in Node.js applications

A single unvalidated URL in a fetch or axios call can let an attacker reach 169.254.169.254 and steal cloud credentials — as the 2019 Capital One breach showed.

Jul 7, 20266 min read
Application Security

Preventing SQL injection in Node.js applications

CWE-89 is a 25-year-old bug class, but Node's template literals make it trivially easy to reintroduce in mysql2, pg, and even Sequelize's raw-query escape hatch.

Jul 7, 20267 min read
Application Security

PHP Laravel security best practices

One line, `protected $guarded = [];`, can turn a Laravel signup form into an admin-account minting machine — here's how to lock down five real Laravel risk areas.

Jul 7, 20266 min read
Application Security

CVE-2024-22195: how Jinja2's xmlattr filter opened an XSS hole

A single filter in Jinja, xmlattr, could inject arbitrary HTML attributes and slip past autoescaping entirely — fixed in Jinja 3.1.3, tracked as CVE-2024-22195.

Jul 7, 20266 min read
Application Security

Apache Struts and the recurring pattern of path-traversal and RCE bugs

Equifax lost data on 147 million people to one unpatched Struts CVE in 2017 — and the same class of bug resurfaced in Struts as recently as December 2023.

Jul 7, 20266 min read

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