CVE-2026-59133
CVE-2026-59133 is a high-severity vulnerability in Microsoft Windows App with a CVSS 3.x base score of 8.8. 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-250.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 1% (58th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-250
- Affected product: Microsoft Windows App
- Published:
- Last modified:
Description
Execution with unnecessary privileges in Microsoft High Performance Computing (HPC) Pack allows an authorized attacker to elevate privileges over a network.
Frequently asked questions
- What is CVE-2026-59133?
- Execution with unnecessary privileges in Microsoft High Performance Computing (HPC) Pack allows an authorized attacker to elevate privileges over a network.
- How severe is CVE-2026-59133?
- CVE-2026-59133 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-59133 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-59133?
- CVE-2026-59133 affects Microsoft Windows App. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-59133?
- 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-2026-59133 published?
- CVE-2026-59133 was published on 2026-08-11 and last updated on 2026-08-13.
References
Affected products (1)
- cpe:2.3:a:microsoft:windows_app:*:*:*:*:*:windows:*:*
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