Path Traversal in Files-Bucket-Server

CVE-2025-8021

All versions of the package files-bucket-server are vulnerable to Directory Traversal where an attacker can traverse the file system and access files outside of the intended directory.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (53.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-8021: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000

Affected products

  • Files-Bucket-Server — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-8021?
CVE-2025-8021 is a high-severity vulnerability in Files-Bucket-Server, classified under Path Traversal. CVSS score: 7.5/10. Published 2025-07-23.
How severe is CVE-2025-8021?
High severity. CVSS v3 base score is 7.5 out of 10.