CVE-2025-59354

Dragonfly has weak integrity checks for downloaded files

Published Sep 17, 2025 CVSS 4.0 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, the DragonFly2 uses a variety of hash functions, including the MD5 hash, for downloaded files. This allows attackers to replace files with malicious ones that have a colliding hash. This vulnerability is fixed in 2.1.0.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-29766 DragonFly has weak integrity checks for downloaded files
Github GHSA Github GHSA GHSA-hx2h-vjw2-8r54 DragonFly has weak integrity checks for downloaded files
History
Type Values Removed Values Added
First Time appeared Linuxfoundation
Linuxfoundation dragonfly
CPEs cpe:2.3:a:linuxfoundation:dragonfly:*:*:*:*:*:go:*:*
Vendors & Products Linuxfoundation
Linuxfoundation dragonfly
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Dragonflyoss
Dragonflyoss dragonfly2
Vendors & Products Dragonflyoss
Dragonflyoss dragonfly2
Type Values Removed Values Added
Description Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, the DragonFly2 uses a variety of hash functions, including the MD5 hash, for downloaded files. This allows attackers to replace files with malicious ones that have a colliding hash. This vulnerability is fixed in 2.1.0.
Title Dragonfly has weak integrity checks for downloaded files
Weaknesses CWE-328
References
Metrics cvssV4_0

{'score': 5.5, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Sep 18, 2025, 3:51 PM
Reserved
Sep 12, 2025, 12:36 PM
Status
Analyzed
Published
Sep 17, 2025, 8:15 PM
Modified
Jun 17, 2026, 9:45 AM