How severe is CVE-2025-48507?

CVE-2025-48507 has a CVSS 4.0 base score of 8.6, rated high severity.

Is CVE-2025-48507 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-48507?

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-2025-48507 have an EU (EUVD) identifier?

Yes. CVE-2025-48507 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-198576.

When was CVE-2025-48507 published?

CVE-2025-48507 was published on 2025-11-23 and last updated on 2026-06-17.

CVE-2025-48507

CVE-2025-48507 is a high-severity vulnerability with a CVSS 4.0 base score of 8.6. 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-1284.

Key facts

Severity: High (CVSS 4.0 base score 8.6)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-198576
Weakness: CWE-1284
Published: 2025-11-23
Last modified: 2026-06-17

Description

The security state of the calling processor into Trusted Firmware (TF-A) is not used and could potentially allow non-secure processors access to secure memories, access to crypto operations, and the ability to turn on and off subsystems within the SOC.

Frequently asked questions

What is CVE-2025-48507?: The security state of the calling processor into Trusted Firmware (TF-A) is not used and could potentially allow non-secure processors access to secure memories, access to crypto operations, and the ability to turn on and off subsystems within the SOC.
How severe is CVE-2025-48507?: CVE-2025-48507 has a CVSS 4.0 base score of 8.6, rated high severity.
Is CVE-2025-48507 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-48507?: 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-2025-48507 have an EU (EUVD) identifier?: Yes. CVE-2025-48507 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-198576.
When was CVE-2025-48507 published?: CVE-2025-48507 was published on 2025-11-23 and last updated on 2026-06-17.

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-8017.html

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