How severe is CVE-2025-10451?

CVE-2025-10451 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-10451 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-10451?

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-2025-10451 have an EU (EUVD) identifier?

Yes. CVE-2025-10451 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202936.

When was CVE-2025-10451 published?

CVE-2025-10451 was published on 2025-12-12 and last updated on 2026-06-17.

CVE-2025-10451

CVE-2025-10451 is a high-severity vulnerability with a CVSS 3.x base score of 8.2. 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-202936
Weakness: CWE-787
Published: 2025-12-12
Last modified: 2026-06-17

Description

Unchecked output buffer may allowed arbitrary code execution in SMM and potentially result in SMM memory corruption.

Frequently asked questions

What is CVE-2025-10451?: Unchecked output buffer may allowed arbitrary code execution in SMM and potentially result in SMM memory corruption.
How severe is CVE-2025-10451?: CVE-2025-10451 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-10451 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-10451?: 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-2025-10451 have an EU (EUVD) identifier?: Yes. CVE-2025-10451 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202936.
When was CVE-2025-10451 published?: CVE-2025-10451 was published on 2025-12-12 and last updated on 2026-06-17.

References

https://www.insyde.com/security-pledge/sa-2025009/

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