Path Traversal in Bishopfox Sliver
CVE-2026-25760
Sliver is a command and control framework that uses a custom Wireguard netstack. Prior to 1.6.11, a path traversal in the website content subsystem lets an authenticated operator read arbitrary files on the Sliver server host. This is an authenticated path traversal / arbitrary file read issue, and it can expose credentials, configs, and keys. This vulnerability is fixed in 1.6.11.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (41.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Bishopfox Sliver — versions < 1.6.11
Weakness classification (CWE)
References
- github.com/BishopFox/sliver/security/advisories/GHSA-2286-hxv5-cmp2 (Exploit, Mitigation, Vendor Advisory)
- github.com/BishopFox/sliver/commit/818127349ccec812876693c4ca74ebf4350ec6b7 (Patch)
Frequently asked questions
- What is CVE-2026-25760?
- CVE-2026-25760 is a medium-severity vulnerability in Bishopfox Sliver, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-02-06.
- How severe is CVE-2026-25760?
- Medium severity. CVSS v3 base score is 6.5 out of 10.