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CVE-2025-53766 — Windows GDI+ RCE

Key facts

CVE-2025-53766 is a Critical vulnerability: Windows GDI+ RCE. This entry ships a detection-only PoC.
CVE CVE-2025-53766
Severity Critical
Detection / prevention —
PoC poc.py
Source 2025/CVE-2025-53766/

Details

Overview

RCE via malicious metafile without user interaction

Vulnerability Details

  • CVE ID: CVE-2025-53766
  • CVSS Score: 9.8 (Critical)
  • Type: RCE
  • Product: Windows GDI+

Affected Products

  • Windows GDI+ (specific versions - check vendor advisory)

Proof of Concept

Usage

python3 poc.py -t https://target.com -c
python3 poc.py -t https://target.com -c --version-only

Mitigation

  1. Apply vendor patches immediately
  2. Implement network segmentation
  3. Monitor for exploitation attempts
  4. Review access controls

References

Disclaimer

This PoC is for authorized security testing only.

Frequently asked questions

What is CVE-2025-53766?

CVE-2025-53766 is a Critical vulnerability: Windows GDI+ RCE. This entry ships a detection-only PoC.

How do I detect CVE-2025-53766?

Run the detection-only PoC included with this entry against your Docker test lab to confirm whether a target is affected; pair it with your own IDS logging.

How do I block or mitigate CVE-2025-53766?

Upgrade to a fixed version per the vendor advisory; the NVD record lists the affected versions. Use the included PoC to verify your remediation.

For authorized security testing and research only. See the full source and NVD record.