Is CVE-2026-0466 in the CISA KEV catalog?

No. CVE-2026-0466 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-0466?

CVE-2026-0466 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2026-0466?

CVE-2026-0466 has an EPSS score of 0.10% (1th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-0466?

Upgrade uprof to 5.3.518 or later.

CVE & CISA-KEV Catalog

CVE-2026-0466

MEDIUM

5.5

CVSS v3

NVD

Description

Improper access control in AMD uProf may allow a local attacker with user privileges to write to the kernel-shared memory section, potentially resulting in crash or denial of service.

CWE-497

How to fix

Remediation Available

uprofNVD

Affected:< 5.3.518Fixed in:5.3.518CVE-2026-0466derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.10%probability of exploitation in 30 days

1stpercentile

Low risk: more likely to be exploited than 1% of all known CVEs.

References

Vendor Advisory1

amd.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-16.