KEV Entry

CVE-2026-4020

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2026-4020

2026-06-17 10:28 UTC

Timestamps

2026-06-17

2026-06-17

Scope

KEVIntel entry: Gravity SMTP <= 2.1.4 - Unauthenticated Sensitive Information Exposure via REST API | Affected: RocketGenius / Gravity SMTP | CVSS: 7.5 (HIGH) | EPSS: 0.0298 | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2026-4020', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-4020'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2026-4020'}

a91c00ec-4b95-434a-9719-fd181ddff11f

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-19 12:45 UTC

2026-06-19 12:45 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2026-06-17T10:28:34.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 7.5,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.85527,
  "epss_score": 0.0298,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": true,
  "product": "Gravity SMTP",
  "title": "Gravity SMTP \u003c= 2.1.4 - Unauthenticated Sensitive Information Exposure via REST API",
  "used_in_malware": "unknown",
  "vendor": "RocketGenius"
}
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