Path Traversal in Nncp

CVE-2025-60020

nncp before 8.12.0 allows path traversal (for reading or writing) during freqing and file saving via a crafted path in packet data.

EPSS: 0.002 (15.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Nncp — versions 0

Weakness classification (CWE)

CWE-23 — Relative Path Traversal

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-60020?: CVE-2025-60020 is a medium-severity vulnerability in Nncp, classified under Relative Path Traversal. CVSS score: 6.4/10. Published 2025-09-24.
How severe is CVE-2025-60020?: Medium severity. CVSS v3 base score is 6.4 out of 10.
Is CVE-2025-60020 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.