Path Traversal in Bc-Security Empire
CVE-2026-92748
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.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (57.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/BC-SECURITY/Empire/issues/824 (issue-tracking)
- github.com/BC-SECURITY/Empire (product)
- github.com/BC-SECURITY/Empire/blob/v6.6.0/empire/server/core/download_service.py (technical-description)
- github.com/BC-SECURITY/Empire/commit/c33a626316cb20bc8ed707e03a22d324d5d4762a (patch)
- github.com/BC-SECURITY/Empire/releases/tag/v6.7.1 (release-notes)
- www.vulncheck.com/advisories/bc-security-empire-before-6.7.1-path-traversal-fil… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-92748?
- CVE-2026-92748 is a high-severity vulnerability in Bc-Security Empire, classified under Path Traversal. CVSS score: 8.8/10. Published 2026-09-16.
- How severe is CVE-2026-92748?
- High severity. CVSS v3 base score is 8.8 out of 10.