How severe is CVE-2025-2153?

CVE-2025-2153 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-2153 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-2153?

CVE-2025-2153 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-2153?

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

Does CVE-2025-2153 have an EU (EUVD) identifier?

Yes. CVE-2025-2153 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7293.

When was CVE-2025-2153 published?

CVE-2025-2153 was published on 2025-03-10 and last updated on 2026-06-17.

CVE-2025-2153

CVE-2025-2153 is a medium-severity vulnerability in Hdfgroup Hdf5 with a CVSS 3.x base score of 5.0. 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-119.

Key facts

Severity: Medium (CVSS 3.x base score 5.0)
CVSS v2: 5.1
CVSS v4: 2.3
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-7293
Weakness: CWE-119
Affected product: Hdfgroup Hdf5
Published: 2025-03-10
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, was found in HDF5 1.14.6. Affected is the function H5SM_delete of the file H5SM.c of the component h5 File Handler. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.

Frequently asked questions

What is CVE-2025-2153?: A vulnerability, which was classified as critical, was found in HDF5 1.14.6. Affected is the function H5SM_delete of the file H5SM.c of the component h5 File Handler. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-2153?: CVE-2025-2153 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-2153 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-2153?: CVE-2025-2153 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-2153?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-2153 have an EU (EUVD) identifier?: Yes. CVE-2025-2153 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7293.
When was CVE-2025-2153 published?: CVE-2025-2153 was published on 2025-03-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:hdfgroup:hdf5:1.14.6:*:*:*:*:*:*:*

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