CVE-2026-59131: AMD Zen Information Disclosure Vulnerability
No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally.
CSIRTS triage
- What
- Information disclosure vulnerability in AMD Zen architecture.
- Who is affected
- Authorized local attackers on systems with affected AMD Zen processors.
- Urgency
- Moderate urgency; information disclosure with CVSS 5.6 is concerning but lower priority than privilege escalation.
- Action
- Apply firmware or microcode updates from AMD for the affected Zen processors.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-59131
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-591310.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-59131 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
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