CVE-2026-92748
Severity CVSS v4.0:
HIGH
Type:
CWE-22
Path Traversal
Publication date:
16/09/2026
Last modified:
24/09/2026
Description
BC Security Empire before 6.7.1 fails to validate the multipart filename parameter in upload endpoints, allowing authenticated operators to write files to arbitrary paths on the C2 server. Attackers can use path traversal sequences in the filename to bypass directory containment and write malicious files to sensitive locations for code execution.
Impact
Base Score 4.0
8.70
Severity 4.0
HIGH
Base Score 3.x
8.80
Severity 3.x
HIGH
References to Advisories, Solutions, and Tools
- https://github.com/BC-SECURITY/Empire
- https://github.com/BC-SECURITY/Empire/blob/v6.6.0/empire/server/core/download_service.py#L148-L193
- https://github.com/BC-SECURITY/Empire/commit/c33a626316cb20bc8ed707e03a22d324d5d4762a
- https://github.com/BC-SECURITY/Empire/issues/824
- https://github.com/BC-SECURITY/Empire/releases/tag/v6.7.1
- https://www.vulncheck.com/advisories/bc-security-empire-before-6.7.1-path-traversal-file-upload-rce
- https://github.com/BC-SECURITY/Empire/issues/824