What is CVE-2026-57968?

CVE-2026-57968 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-57968 cover?

CVE-2026-57968 covers the following CVE IDs: CVE-2026-57968. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-57968?

CVE-2026-57968 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-57968?

CVE-2026-57968 affects 1 product, including: Windows Subsystem for Linux (WSL2).

CVE-2026-57968HighCVSS 7.8

Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

July 17, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-57968 →

📋 Description

Buffer over-read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.

🎯 Affected products1

Windows Subsystem for Linux (WSL2)

✅ Remediation

KBRelease Notes (Security Update) — fixed build 2.7.8

🔗 References (3)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57968
patchhttps://learn.microsoft.com/en-us/windows/wsl/install
referencehttps://github.com/microsoft/WSL/releases/tag/2.7.8