KEV Entry

CVE-2021-40875

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2021-40875

2026-06-30 00:00 UTC

Characteristics

75.0

Timestamps

2025-08-18

2025-08-18

2026-06-30

Scope

Affected: Gurock (Sembi) / TestRail | Class: other-software | Severity: High (CVSS 7.5) | IoT: no | In CISA KEV: no | Honeypot connections on 2026-06-30: 1

References
  • {'id': 'CVE-2021-40875', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-40875'}
  • {'id': 'shadowserver', 'url': 'https://www.shadowserver.org/what-we-do/network-reporting/honeypot-exploited-vulnerabilities-report/'}

eab497f5-cb1e-4f5a-bf0b-edbe344fdad9

c8fb6bf1-f81f-4cb8-95b1-eadbb3b54ee8

2026-06-30 09:22 UTC

2026-07-01 05:22 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
honeypot shadowserver in_the_wild_attempts 0.70
View details 
{
  "1d": "1",
  "30d_avg": 12,
  "7d_avg": 20,
  "90d_avg": 4,
  "cisa_kev": "no",
  "class": "other-software",
  "connections": 1,
  "feed": "Shadowserver Foundation honeypot/exploited-vulnerabilities",
  "iot": "no",
  "observation_date": "2026-06-30",
  "product": "TestRail",
  "type": "http-scan",
  "vendor": "Gurock (Sembi)",
  "vulnerability_class": "CVSS",
  "vulnerability_score": 7.5,
  "vulnerability_severity": "High"
}
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