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Vulnerability record · CVE-2025-62220 · published 11 November 2025

CVE-2025-62220: Microsoft windows subsystem for linux heap-based buffer overflow vulnerability

Microsoft · Windows Subsystem For Linux

Heap-based buffer overflow in Windows Subsystem for Linux GUI allows an unauthorized attacker to execute code over a network.

8.8 CVSS 3.1 High EPSS 0.67% · top 49.9% CWE-122 · Heap-based buffer overflow
8.8CVSS 3.1 base score
0.67%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in Windows Subsystem for Linux GUI allows an unauthorized attacker to execute code over a network.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62220 Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-62220), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.