Path traversal in files-bucket-server
Priority HIGH 79CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-22 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00758 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | files-bucket-server | all versions | — | No fix listed | CNA |
| — | files-bucket-server (npm) | up to 1.2.6 | — | No fix listed | GHSA-3r3j-4vrw-884j |
- files-bucket-server Vendor— Affected all versions Fixed in — No fix listed CNA
- files-bucket-server (npm) Vendor— Affected up to 1.2.6 Fixed in — No fix listed GHSA-3r3j-4vrw-884j
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-8021
- 2026-10-03 Alias added: GHSA-3r3j-4vrw-884j
References
Sources
- CVE-2025-8021 · CVE Program
- CVE-2025-8021 · NVD
- FIRST EPSS
- GHSA-3r3j-4vrw-884j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences