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AMD Zen Information Disclosure Vulnerability

CVE-2026-84005

What this means

This is rated medium severity (5.5 out of 10). There is no confirmed exploitation of it yet.

Full vendor description

Processor optimization removal or modification of security-critical code in AMD Zen allows an authorized attacker to disclose information locally.

Scoring and exploitation

5.5/ 10
CVSS 3.1 base scoreMedium

Exploitable only with local access and a low-privilege account, and no one has to click or open anything. High impact on confidentiality.

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

Exploitability

Longer bar: easier to attack

Attack vectorLocalAV:L
Attack complexityLowAC:L
Privileges requiredLowPR:L
User interactionNoneUI:N
ScopeUnchangedS:U

Impact

Longer bar: more harm

ConfidentialityHighC:H
IntegrityNoneI:N
AvailabilityNoneA:N
Not reported
Exploited in the wild
Not confirmed in the
Not reported

Weaknesses

CWE-1037

References

1 link from the CVE record, grouped by site.

Related feed events

  • AMD Zen Information Disclosure Vulnerability

    Type Vulnerability

    Processor optimisation removal or modification of security-critical code in AMD Zen allows an authorised attacker to disclose information locally.

    CVE-2026-84005