CVE-2026-113363: Input Validation

Q: What level of access does an attacker need to exploit this issue?

An attacker can exploit the issue remotely without authentication by sending a crafted network packet to a computer running the affected software.

Q: What is the impact if exploitation succeeds?

Successful exploitation allows arbitrary command execution with SYSTEM privileges on the affected Windows computer.

Published Nov 9, 2026

Updated

Improper Input Validation in the network communication processing in NEC Corporation WebSAM WinShare Ver 7.2.0 through 7.5.0, Ver 7.6.0 and Ver 7.7.0 through 7.7.2 on Windows allows a remote unauthenticated attacker to execute arbitrary commands with SYSTEM privileges via a crafted network packet sent to the computer on which WinShare is running.

Affected Software

1 affected component

NEC WebSAM Winshare>=7.2.0<=7.5.0, =7.6.0, >=7.7.0<=7.7.2

Event History

Nov 9, 2026

CVE Published

via MITRE·04:12 AM

Data Sourced

via MITRE·04:12 AM

DescriptionWeakness

Frequently Asked Questions

What level of access does an attacker need to exploit this issue?

An attacker can exploit the issue remotely without authentication by sending a crafted network packet to a computer running the affected software.

What is the impact if exploitation succeeds?

Successful exploitation allows arbitrary command execution with SYSTEM privileges on the affected Windows computer.

CVE-2026-113363: Input Validation

Affected Software

Event History

Frequently Asked Questions

What level of access does an attacker need to exploit this issue?

What is the impact if exploitation succeeds?

Company

Resources

Contact

Frequently Asked Questions

What level of access does an attacker need to exploit this issue?

What is the impact if exploitation succeeds?