What is CVE-2025-59351?

CVE-2025-59351 is a medium-severity vulnerability in Dragonflyoss Dragonfly, classified under NULL Pointer Dereference. CVSS score: 5.3/10. Published 2025-09-17.

How severe is CVE-2025-59351?

Medium severity. CVSS v3 base score is 5.3 out of 10.

NULL pointer dereference in Dragonflyoss Dragonfly

CVE-2025-59351

Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, the first return value of a function is dereferenced even when the function returns an error. This can result in a nil dereference, and…

EPSS: 0.003 (21.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Dragonflyoss Dragonfly — versions < 2.1.0
Linuxfoundation Dragonfly

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

security-advisories@github.com (x_refsource_CONFIRM, Patch, Third Party Advisory)
security-advisories@github.com (Product, x_refsource_MISC)

Frequently asked questions

What is CVE-2025-59351?: CVE-2025-59351 is a medium-severity vulnerability in Dragonflyoss Dragonfly, classified under NULL Pointer Dereference. CVSS score: 5.3/10. Published 2025-09-17.
How severe is CVE-2025-59351?: Medium severity. CVSS v3 base score is 5.3 out of 10.