How severe is CVE-2025-59345?

CVE-2025-59345 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2025-59345 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-59345?

CVE-2025-59345 affects Linuxfoundation Dragonfly. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-59345?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-59345 have an EU (EUVD) identifier?

Yes. CVE-2025-59345 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29778.

When was CVE-2025-59345 published?

CVE-2025-59345 was published on 2025-09-17 and last updated on 2026-06-17.

CVE-2025-59345

CVE-2025-59345 is a critical-severity vulnerability in Linuxfoundation Dragonfly with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v4: 7.7
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-29778
Weakness: CWE-306
Affected product: Linuxfoundation Dragonfly
Published: 2025-09-17
Last modified: 2026-06-17

Description

Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, The /api/v1/jobs and /preheats endpoints in Manager web UI are accessible without authentication. Any user with network access to the Manager can create, delete, and modify jobs, and create preheat jobs. An unauthenticated adversary with network access to a Manager web UI uses /api/v1/jobs endpoint to create hundreds of useless jobs. The Manager is in a denial-of-service state, and stops accepting requests from valid administrators. This vulnerability is fixed in 2.1.0.

Frequently asked questions

What is CVE-2025-59345?: Dragonfly is an open source P2P-based file distribution and image acceleration system. Prior to 2.1.0, The /api/v1/jobs and /preheats endpoints in Manager web UI are accessible without authentication. Any user with network access to the Manager can create, delete, and modify jobs, and create preheat jobs. An unauthenticated adversary with network access to a Manager web UI uses /api/v1/jobs endpoint to create hundreds of useless jobs. The Manager is in a denial-of-service state, and stops accepting requests from valid administrators. This vulnerability is fixed in 2.1.0.
How severe is CVE-2025-59345?: CVE-2025-59345 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2025-59345 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-59345?: CVE-2025-59345 affects Linuxfoundation Dragonfly. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-59345?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-59345 have an EU (EUVD) identifier?: Yes. CVE-2025-59345 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29778.
When was CVE-2025-59345 published?: CVE-2025-59345 was published on 2025-09-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:linuxfoundation:dragonfly:*:*:*:*:*:go:*:*

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