CVE-2026-58631
CVE-2026-58631 is a high-severity vulnerability in Microsoft Windows Admin Center with a CVSS 3.x base score of 7.8. 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-285.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 0% (22nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-285
- Affected product: Microsoft Windows Admin Center
- Published:
- Last modified:
Description
Improper authorization in Windows Admin Center allows an authorized attacker to execute code locally.
Frequently asked questions
- What is CVE-2026-58631?
- Improper authorization in Windows Admin Center allows an authorized attacker to execute code locally.
- How severe is CVE-2026-58631?
- CVE-2026-58631 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-58631 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-58631?
- CVE-2026-58631 affects Microsoft Windows Admin Center. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-58631?
- 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.
- When was CVE-2026-58631 published?
- CVE-2026-58631 was published on 2026-07-14 and last updated on 2026-07-17.
References
Affected products (1)
- cpe:2.3:a:microsoft:windows_admin_center:*:*:*:*:*:*:*:*
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