How severe is CVE-2025-43883?

CVE-2025-43883 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-43883 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-43883?

CVE-2025-43883 affects Dell Powerscale Onefs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-43883?

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

Does CVE-2025-43883 have an EU (EUVD) identifier?

Yes. CVE-2025-43883 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209502.

When was CVE-2025-43883 published?

CVE-2025-43883 was published on 2026-04-16 and last updated on 2026-06-17.

CVE-2025-43883

CVE-2025-43883 is a medium-severity vulnerability in Dell Powerscale Onefs with a CVSS 3.x base score of 4.1. 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-754.

Key facts

Severity: Medium (CVSS 3.x base score 4.1)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-209502
Weakness: CWE-754
Affected product: Dell Powerscale Onefs
Published: 2026-04-16
Last modified: 2026-06-17

Description

Dell PowerScale OneFS, versions prior to 9.12.0.0, contains an improper check for unusual or exceptional conditions vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to denial of service.

Frequently asked questions

What is CVE-2025-43883?: Dell PowerScale OneFS, versions prior to 9.12.0.0, contains an improper check for unusual or exceptional conditions vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to denial of service.
How severe is CVE-2025-43883?: CVE-2025-43883 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-43883 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-43883?: CVE-2025-43883 affects Dell Powerscale Onefs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-43883?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-43883 have an EU (EUVD) identifier?: Yes. CVE-2025-43883 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209502.
When was CVE-2025-43883 published?: CVE-2025-43883 was published on 2026-04-16 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000376214/dsa-2025-347-security-update-for-dell-powerscale-onefs-multiple-vulnerabilities

Affected products (1)

cpe:2.3:o:dell:powerscale_onefs:*:*:*:*:*:*:*:*

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