CVE-2023-33404 exploit

Exploit for CVE-2023-33404. CVSS 9.8.

Published 20 Oct 2026Updated 20 Oct 20267 sources
CVSS 9.8 PoC CANDIDATE

What happened

Arbitrary file upload in BlogEngine.NET 3.3.8.0 via /api/upload enables RCE for EditOwnPosts users.

Affected versions

Unknown product: See original advisory Fixed: See vendor advisory.

Why it matters

This source correlation may provide earlier visibility while structured CVE metadata is still being updated.

Detection & mitigation

  • Review the original advisory and validate affected versions.
  • Apply vendor-provided updates or mitigations when available.

Public PoC references