Application Security
CWE-229 Improper Handling of Values: Missing and Extra Input
Code that assumes the right number of parameters, all defined, ends up in unexpected states. CWE-229 explained and how to validate counts.
Oct 18, 20262 min read
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CWE-228 Improper Handling of Syntactically Invalid Structure
Malformed input that breaks a parser can crash a service or burn CPU. CWE-228 explained, with defensive parsing examples and how to test.
Oct 18, 20263 min read
Application Security
CWE-226: Clear Memory and Files Before Reuse
Freed memory and reused buffers can still hold old secrets. CWE-226 explained, with a C and a Python example and a way to test for it.
Oct 18, 20264 min read
Application Security
CWE-224: Logging Under an Alternate Name Hides the Target
Recording an alias instead of the canonical name lets attackers hide what they touched. CWE-224 explained, with the hard link example.
Oct 18, 20262 min read
Application Security
CWE-223 Omission of Security-Relevant Information in Logs
Failed logins that are not logged and missing source addresses make attacks invisible. CWE-223 explained, with what an audit record needs.
Oct 18, 20262 min read
Application Security
CWE-222 Truncation of Security-Relevant Information
Cutting off a long URL, filename or log entry can hide the part that matters. CWE-222 explained, with a logging example and safer handling.
Oct 18, 20262 min read
Application Security
CWE-221 Information Loss or Omission in Security Records
If you do not record security-relevant facts, or record them wrongly, you cannot decide well or investigate later. CWE-221 and what to log.
Oct 18, 20262 min read
Application Security
CWE-220: Sensitive Files Left Under the FTP Root
Data placed inside an FTP server's root with weak access control can be downloaded by anyone who connects. What CWE-220 means and how to fix it.
Oct 18, 20262 min read
Application Security
CWE-22 Path Traversal: How It Happens and How to Fix It
Path traversal lets an attacker read or write files outside the folder you meant to expose. How it works, recent cases in AI tooling, and fixes that hold up.
Oct 18, 20266 min read
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