How severe is CVE-2025-0052?

CVE-2025-0052 has a CVSS 4.0 base score of 8.3, rated high severity.

Is CVE-2025-0052 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-0052?

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

Does CVE-2025-0052 have an EU (EUVD) identifier?

Yes. CVE-2025-0052 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17757.

When was CVE-2025-0052 published?

CVE-2025-0052 was published on 2025-06-10 and last updated on 2026-06-17.

CVE-2025-0052

CVE-2025-0052 is a high-severity vulnerability with a CVSS 4.0 base score of 8.3. 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-20.

Key facts

Severity: High (CVSS 4.0 base score 8.3)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17757
Weakness: CWE-20
Published: 2025-06-10
Last modified: 2026-06-17

Description

Improper input validation performed during the authentication process of FlashBlade could lead to a system Denial of Service.

Frequently asked questions

What is CVE-2025-0052?: Improper input validation performed during the authentication process of FlashBlade could lead to a system Denial of Service.
How severe is CVE-2025-0052?: CVE-2025-0052 has a CVSS 4.0 base score of 8.3, rated high severity.
Is CVE-2025-0052 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-0052?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-0052 have an EU (EUVD) identifier?: Yes. CVE-2025-0052 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17757.
When was CVE-2025-0052 published?: CVE-2025-0052 was published on 2025-06-10 and last updated on 2026-06-17.

References

https://support.purestorage.com/bundle/m_security_bulletins/page/Pure_Security/topics/concept/c_security_bulletins.html

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