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CRITICAL

CVE-2026-51990

CVSS v3

9.8

CRITICAL

EPSS Score

0.9 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

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 biz_helper.exe component

Technical details

Published
2026-09-16
Last Modified
2026-09-17

Frequently asked questions

What is CVE-2026-51990?

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 biz_helper.exe component

Is CVE-2026-51990 actively exploited?

Active exploitation of CVE-2026-51990 has not been confirmed. Its EPSS score was 0.9% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-51990?

CVE-2026-51990 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2026-51990 affecting your environment?

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