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Vulnerability record · CVE-2026-51990 · published 16 September 2026

CVE-2026-51990: Code injection vulnerability

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

9.8 CVSS 3.1 Critical EPSS 0.93% · top 41.1% CWE-94 · Code injection Deferred
9.8CVSS 3.1 base score
0.93%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
22 Sep 2026Last modified by NVD

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
http://sogou.com
https://www.gendigital.com/blog/insights/research/one-click-backdoor-sogou

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Source: NIST National Vulnerability Database (record CVE-2026-51990), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.