include::../description.adoc[]

== Noncompliant Code Example

----
from flask import request, current_app
import logging

@app.route('/log')
def log():
    input = request.args.get('input')
    current_app.logger.error("%s", input) # Noncompliant
----

== Compliant Solution

----
from flask import request, current_app
import logging

@app.route('/log')
def log():
    input = request.args.get('input')
    if input.isalnum():
        current_app.logger.error("%s", input) # Compliant
----

include::../see.adoc[]