system: You are an expert security code reviewer. You will be shown a source code file along with a multi-select question listing several CWE (Common Weakness Enumeration) categories. Your task is to identify which of the listed CWEs are present in the code.

OUTPUT FORMAT: Respond with the letter(s) of all correct options, sorted alphabetically and comma-separated, wrapped in a single \boxed{...}. Examples: `\boxed{A}` for one correct, `\boxed{A,C}` for two, `\boxed{A,C,E}` for three. Output the boxed answer ONLY -- no explanation, no other text.

user: ```python
#mongodb+srv://user123:<password>@cluster0-qas6f.mongodb.net/test?retryWrites=true&w=majority
# app/mongo_queries.py

import pymongo
import os
from dotenv import load_dotenv

load_dotenv()

DB_USER = os.getenv("MONGO_USER", default="OOPS")
DB_PASSWORD = os.getenv("MONGO_PASSWORD", default="OOPS")
CLUSTER_NAME = os.getenv("MONGO_CLUSTER_NAME", default="OOPS")

connection_uri = f"mongodb+srv://{DB_USER}:{DB_PASSWORD}@{CLUSTER_NAME}.mongodb.net/test?retryWrites=true&w=majority"
print("----------------")
print("URI:", connection_uri)

client = pymongo.MongoClient(connection_uri)
print("----------------")
print("CLIENT:", type(client), client)
#print(dir(client))
print("DB NAMES:", client.list_database_names()) #> ['admin', 'local']

db = client.ds14_db # "ds14_db" or whatever you want to call it
print("----------------")
print("DB:", type(db), db)

collection = db.ds14_pokemon_collection # "ds14_collection" or whatever you want to call it
print("----------------")
print("COLLECTION:", type(collection), collection)

print("----------------")
print("COLLECTIONS:")
print(db.list_collection_names())

collection.insert_one({
    "name": "Pikachu",
    "level": 30,
    "exp": 76000000000,
    "hp": 400,
    "fav_icecream_flavors":["vanila_bean", "choc"],
    "stats":{"a":1,"b":2,"c":[1,2,3]}
})
print("DOCS:", collection.count_documents({})) # SELECT count(distinct id) from pokemon
print(collection.count_documents({"name": "Pikachu"})) # SELECT count(distinct id) from pokemon WHERE name = "Pikachu"




mewtwo = {
    "name": "Mewtwo",
    "level": 100,
    "exp": 76000000000,
    "hp": 450,
    "strength": 550,
    "intelligence": 450,
    "dexterity": 300,
    "wisdom": 575
}

blastoise = {
    "name": "Blastoise",
    "level": 70, # OOPS we made a mistake with the structure of this dict
}

charmander = {
    "nameeeeeee": "Charmander",
    "level": 70,
    "random_stat": {"a":2}
}

skarmory = {
    "name": "Skarmory",
    "level": 22,
    "exp": 42000,
    "hp": 85,
    "strength": 750,
    "intelligence": 8,
    "dexterity": 57
}

cubone = {
    "name": "Cubone",
    "level": 20,
    "exp": 35000,
    "hp": 80,
    "strength": 600,
    "intelligence": 60,
    "dexterity": 200,
    "wisdom": 200
}

scyther = {
    "name": "Scyther",
    "level": 99,
    "exp": 7000,
    "hp": 40,
    "strength": 50,
    "intelligence": 40,
    "dexterity": 30,
    "wisdom": 57
}

slowpoke = {
    "name": "Slowpoke",
    "level": 1,
    "exp": 100,
    "hp": 80,
    "strength": 100,
    "intelligence": 10,
    "dexterity": 50,
    "wisdom": 200
}

Lambdasaur= {
    "name": "Lambdasaur", 
    "type": "fire",
    "HP": 85,
    "attack": 100,
    "defense": 55,
    "sp atk": 112,
    "sp def": 120,
    "speed": 55,
    "level": 150
}

pokemon_team = [mewtwo, blastoise, skarmory, cubone, scyther, slowpoke, charmander, Lambdasaur]
collection.insert_many(pokemon_team)

Barry = {
    "name": "Barry Bonds",
    "Power": 9.3,
    "speed": 7,
    "avg": 8,
    "defense": 7,
    "cheating": 10,
}

Sammy = {
    "name": "Sammy Sosa",
    "Power": 9,
    "speed": 8,
    "avg": 7.5,
    "defense": 7.5,
    "cheating": 9.5,
}

Mark = {
    "name": "Mark McGwire",
    "Power": 10,
    "speed": 6,
    "avg": 7.3,
    "defense": 6,
    "cheating": 9.8,
}

Cheater_team = [Barry, Sammy, Mark]
collection.insert_many(Cheater_team)


print("DOCS:", collection.count_documents({})) # SELECT count(distinct id) from pokemon

#collection.insert_one({"_id": "OURVAL", "name":"TEST"})
# can overwrite the _id but not insert duplicate _id values





#breakpoint()

pikas = list(collection.find({"name": "Pikachu"})) # SELECT * FROM pokemon WHERE name = "Pikachu"
print(len(pikas), "PIKAS")
print(pikas[0]["_id"]) #> ObjectId('5ebc31c79c171e43bb5ed469')
print(pikas[0]["name"])


strong = list(collection.find({"level": {"$gte": 60}}))
print(len(strong), "STRONG")
print(strong[0]["_id"])
print(strong[0]["name"])

Cheater = list(collection.find({"cheating": {"$gte": 9.6}}))
print(len(Cheater), "Cheaters")
print(Cheater[1]["_id"])
print(Cheater[1]["name"])

# TODO: also try to account for our mistakes "lvl" vs "level"
#Lambdasaur= {
#    "name": "Lambdasaur, 
#    "type": "fire"
#    "HP": 85,
#    "attack": 100,
#    "defense": 55,
#    "sp. atk": 112,
#    "sp.def": 120,
#    "speed": 55
#}",
```

Which of the following CWE vulnerability categories are present in this code? Multiple options may be correct.

  A) CWE-1333: Inefficient Regular Expression Complexity
  B) CWE-730: OWASP Top Ten 2004 Category A9 - Denial of Service
  C) CWE-295: Improper Certificate Validation
  D) CWE-116: Improper Encoding or Escaping of Output
  E) CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
  F) CWE-312: Cleartext Storage of Sensitive Information
Answer: F