Vulnerability in Dragonflyoss Dragonfly

CVE-2025-59348

Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, the processPieceFromSource method does not update the structure’s usedTraffic field, because an uninitialized variable n is used as a gu…

EPSS: 0.003 (25.3th percentile) — read the EPSS interpretation.

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:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-59348?
CVE-2025-59348 is a high-severity vulnerability in Dragonflyoss Dragonfly, classified under CWE-457. CVSS score: 7.5/10. Published 2025-09-17.
How severe is CVE-2025-59348?
High severity. CVSS v3 base score is 7.5 out of 10.