How severe is CVE-2025-4661?

CVE-2025-4661 has a CVSS 3.x base score of 2.3, rated low severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-4661 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-4661?

CVE-2025-4661 affects Broadcom Fabric Operating System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-4661?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-4661 have an EU (EUVD) identifier?

Yes. CVE-2025-4661 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28065.

When was CVE-2025-4661 published?

CVE-2025-4661 was published on 2025-06-19 and last updated on 2026-06-17.

CVE-2025-4661

CVE-2025-4661 is a low-severity vulnerability in Broadcom Fabric Operating System with a CVSS 3.x base score of 2.3. 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-22.

Key facts

Severity: Low (CVSS 3.x base score 2.3)
CVSS v4: 4.8
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-28065
Weakness: CWE-22
Affected product: Broadcom Fabric Operating System
Published: 2025-06-19
Last modified: 2026-06-17

Description

A path transversal vulnerability in Brocade Fabric OS 9.1.0 through 9.2.2 could allow a local admin user to gain access to files outside the intended directory potentially leading to the disclosure of sensitive information. Note: Admin level privilege is required on the switch in order to exploit

Frequently asked questions

What is CVE-2025-4661?: A path transversal vulnerability in Brocade Fabric OS 9.1.0 through 9.2.2 could allow a local admin user to gain access to files outside the intended directory potentially leading to the disclosure of sensitive information. Note: Admin level privilege is required on the switch in order to exploit
How severe is CVE-2025-4661?: CVE-2025-4661 has a CVSS 3.x base score of 2.3, rated low severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-4661 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-4661?: CVE-2025-4661 affects Broadcom Fabric Operating System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-4661?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-4661 have an EU (EUVD) identifier?: Yes. CVE-2025-4661 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28065.
When was CVE-2025-4661 published?: CVE-2025-4661 was published on 2025-06-19 and last updated on 2026-06-17.

References

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/35814

Affected products (1)

cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*

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