CVE-2026-51990: Sogou Sogou Input Method vulnerability

Q: Which installations are affected?

Sogou Sogou Input Method versions earlier than 16.3.0.3498 are affected. Version 16.3.0.3498 is identified as the fixed version.

Q: What component is involved in exploitation?

The issue is associated with the biz_helper.exe component of Sogou Sogou Input Method. The provided information states that a remote attacker can use this issue to execute arbitrary code.

Published Sep 16, 2026

Updated

An issue in Sogou Sogou Input Method < 16.3.0.3498 (fixed in 16.3.0.3498) allows a remote attacker to execute arbitrary code via the bizhelper.exe component

Affected Software

1 affected component

Sogou Sogou Input Method<16.3.0.3498

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade Sogou Input Method to a version that resolves this vulnerability.
Fixed in 16.3.0.3498
Upgrade
Upgrade biz_helper.exe to a version that resolves this vulnerability.
Fixed in 16.3.0.3498

Event History

Sep 16, 2026

CVE Published

via MITRE·12:00 AM

Data Sourced

via MITRE·12:00 AM

Description

Frequently Asked Questions

Which installations are affected?

Sogou Sogou Input Method versions earlier than 16.3.0.3498 are affected. Version 16.3.0.3498 is identified as the fixed version.

What component is involved in exploitation?

The issue is associated with the biz_helper.exe component of Sogou Sogou Input Method. The provided information states that a remote attacker can use this issue to execute arbitrary code.