How severe is CVE-2026-32184?

CVE-2026-32184 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-32184 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-32184?

CVE-2026-32184 affects Microsoft Hpc Pack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-32184?

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-2026-32184 have an EU (EUVD) identifier?

Yes. CVE-2026-32184 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22565.

When was CVE-2026-32184 published?

CVE-2026-32184 was published on 2026-04-14 and last updated on 2026-06-17.

CVE-2026-32184

CVE-2026-32184 is a high-severity vulnerability in Microsoft Hpc Pack with a CVSS 3.x base score of 7.8. 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-502.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-22565
Weakness: CWE-502
Affected product: Microsoft Hpc Pack
Published: 2026-04-14
Last modified: 2026-06-17

Description

Deserialization of untrusted data in Microsoft High Performance Compute Pack (HPC) allows an authorized attacker to elevate privileges locally.

Frequently asked questions

What is CVE-2026-32184?: Deserialization of untrusted data in Microsoft High Performance Compute Pack (HPC) allows an authorized attacker to elevate privileges locally.
How severe is CVE-2026-32184?: CVE-2026-32184 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-32184 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-32184?: CVE-2026-32184 affects Microsoft Hpc Pack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-32184?: 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-2026-32184 have an EU (EUVD) identifier?: Yes. CVE-2026-32184 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22565.
When was CVE-2026-32184 published?: CVE-2026-32184 was published on 2026-04-14 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32184

Affected products (1)

cpe:2.3:a:microsoft:hpc_pack:*:*:*:*:*:*:*:*

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