KEV Entry

CVE-2021-21315

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2021-21315

2024-04-21 00:00 UTC

Characteristics

78.0

Timestamps

2023-10-14

2023-10-14

2024-04-21

Scope

Affected: Node.js / Node.js | Class: other-software | Severity: High (CVSS 7.8) | IoT: no | In CISA KEV: yes | Honeypot connections on 2024-04-21: 46

References
  • {'id': 'CVE-2021-21315', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-21315'}
  • {'id': 'shadowserver', 'url': 'https://www.shadowserver.org/what-we-do/network-reporting/honeypot-exploited-vulnerabilities-report/'}

8444d9c3-949d-4ba2-9db8-9d4b995613b1

c8fb6bf1-f81f-4cb8-95b1-eadbb3b54ee8

2026-07-01 05:54 UTC

2026-07-01 10:46 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
honeypot shadowserver in_the_wild_attempts 0.70
View details 
{
  "1d": "2",
  "30d_avg": 2,
  "7d_avg": 0,
  "90d_avg": 1,
  "cisa_kev": "yes",
  "class": "other-software",
  "connections": 46,
  "feed": "Shadowserver Foundation honeypot/exploited-vulnerabilities",
  "iot": "no",
  "observation_date": "2024-04-21",
  "product": "Node.js",
  "type": "http-scan",
  "vendor": "Node.js",
  "vulnerability_class": "CVSS",
  "vulnerability_score": 7.8,
  "vulnerability_severity": "High"
}
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