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KEV Entry

CVE-2026-51990

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2026-51990

2026-09-14 13:33 UTC

Timestamps

2026-09-14

2026-09-14

Scope

Sogou Input Method One-Click Remote Code Execution via sgbiz Protocol Handler | Affected: Tencent / Sogou / Sogou Input Method for Windows | CVSS: 8.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2026-51990', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-51990'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2026-51990'}

56d705b6-7c8b-4c3b-87dd-67b77e9b4a9a

Previdian
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-09-15 14:00 UTC

2026-09-15 14:00 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2026-09-14T13:33:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2026-51990",
  "cvss_estimated": false,
  "cvss_score": 8.8,
  "cvss_severity": "HIGH",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": true,
  "previous_ids": [],
  "product": "Sogou Input Method for Windows",
  "title": "Sogou Input Method One-Click Remote Code Execution via sgbiz Protocol Handler",
  "used_in_malware": "unknown",
  "vendor": "Tencent / Sogou",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2026-51990"
}
 -
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