Important CVSS 8.8 EPSS 0.0065 2025-11 archive

Executive Summary

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

Overview

8.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Exploitation Unlikely
MS Exploit Likelihood
Category Remote Code Execution
Released Nov 11 2025
Last Updated Nov 11 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.0065 — 0.46295 percentile

CVSS Vector

ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
Required
SCOPE
Unchanged
Temporal Score: 7.7

EPSS Score

0.0065
probability of exploitation in the next 30 days
0.46295 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

1 affected product
Product KB Article Severity Impact Restart Required
Windows Subsystem for Linux GUI Release Notes 2.6.2 Microsoft WSL (Security Update) Important Remote Code Execution No

Patches

1 patch
Article Type Restart
Release Notes 2.6.2 Microsoft WSL Security Update No

Known Exploits

Acknowledgments

YingQi Shi (@Mas0n) with DBAPPSecurity WeBin Lab