Files
cve-dashboard/backend/scripts/split_cve_report.py

84 lines
2.7 KiB
Python
Raw Permalink Normal View History

#!/usr/bin/env python3
"""
CVE Report Splitter
Splits multiple CVE IDs in a single row into separate rows for easier filtering and analysis.
"""
import pandas as pd
import sys
from pathlib import Path
def split_cve_report(input_file, output_file=None, sheet_name='Vulnerabilities', cve_column='CVE ID'):
"""
Split CVE IDs into separate rows.
Args:
input_file: Path to input Excel file
output_file: Path to output file (default: adds '_Split' to input filename)
sheet_name: Name of sheet with vulnerability data (default: 'Vulnerabilities')
cve_column: Name of column containing CVE IDs (default: 'CVE ID')
"""
input_path = Path(input_file)
if not input_path.exists():
print(f"Error: File not found: {input_file}")
sys.exit(1)
if output_file is None:
output_file = input_path.parent / f"{input_path.stem}_Split{input_path.suffix}"
print(f"Reading: {input_file}")
try:
df = pd.read_excel(input_file, sheet_name=sheet_name)
except ValueError as e:
print(f"Error: Sheet '{sheet_name}' not found in workbook")
print(f"Available sheets: {pd.ExcelFile(input_file).sheet_names}")
sys.exit(1)
if cve_column not in df.columns:
print(f"Error: Column '{cve_column}' not found")
print(f"Available columns: {list(df.columns)}")
sys.exit(1)
original_rows = len(df)
print(f"Original rows: {original_rows}")
# Split CVE IDs by comma
df[cve_column] = df[cve_column].astype(str).str.split(',')
# Explode to create separate rows
df_exploded = df.explode(cve_column)
# Clean up CVE IDs
df_exploded[cve_column] = df_exploded[cve_column].str.strip()
df_exploded = df_exploded[df_exploded[cve_column].notna()]
df_exploded = df_exploded[df_exploded[cve_column] != 'nan']
df_exploded = df_exploded[df_exploded[cve_column] != '']
# Reset index
df_exploded = df_exploded.reset_index(drop=True)
new_rows = len(df_exploded)
print(f"New rows: {new_rows}")
print(f"Added {new_rows - original_rows} rows from splitting CVEs")
# Save output
df_exploded.to_excel(output_file, index=False, sheet_name=sheet_name)
print(f"\n✓ Success! Saved to: {output_file}")
return output_file
if __name__ == "__main__":
if len(sys.argv) < 2:
print("Usage: python3 split_cve_report.py <input_file.xlsx> [output_file.xlsx]")
print("\nExample:")
print(" python3 split_cve_report.py 'Vulnerability Workbook.xlsx'")
print(" python3 split_cve_report.py 'input.xlsx' 'output.xlsx'")
sys.exit(1)
input_file = sys.argv[1]
output_file = sys.argv[2] if len(sys.argv) > 2 else None
split_cve_report(input_file, output_file)