How severe is CVE-2025-32738?

CVE-2025-32738 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-32738 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.

How do I fix CVE-2025-32738?

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

Does CVE-2025-32738 have an EU (EUVD) identifier?

Yes. CVE-2025-32738 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15147.

When was CVE-2025-32738 published?

CVE-2025-32738 was published on 2025-05-15 and last updated on 2026-06-17.

CVE-2025-32738

CVE-2025-32738 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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-306.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.9
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-15147
Weakness: CWE-306
Published: 2025-05-15
Last modified: 2026-06-17

Description

Missing authentication for critical function issue exists in I-O DATA network attached hard disk 'HDL-T Series' firmware Ver.1.21 and earlier. If exploited, a remote unauthenticated attacker may change the product settings.

Frequently asked questions

What is CVE-2025-32738?: Missing authentication for critical function issue exists in I-O DATA network attached hard disk 'HDL-T Series' firmware Ver.1.21 and earlier. If exploited, a remote unauthenticated attacker may change the product settings.
How severe is CVE-2025-32738?: CVE-2025-32738 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-32738 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.
How do I fix CVE-2025-32738?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-32738 have an EU (EUVD) identifier?: Yes. CVE-2025-32738 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15147.
When was CVE-2025-32738 published?: CVE-2025-32738 was published on 2025-05-15 and last updated on 2026-06-17.

References

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

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