KEV Entry

CVE-2021-44228

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2021-44228

2026-06-29 00:00 UTC

Characteristics

100.0

Timestamps

2023-10-13

2023-10-13

2026-06-29

Scope

Affected: Apache / Log4j | Class: other-software | Severity: Critical (CVSS 10) | IoT: no | In CISA KEV: yes | Honeypot connections on 2026-06-29: 845

References
  • {'id': 'CVE-2021-44228', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-44228'}
  • {'id': 'shadowserver', 'url': 'https://www.shadowserver.org/what-we-do/network-reporting/honeypot-exploited-vulnerabilities-report/'}

27027409-e86e-4d86-bda6-a69dcd9eea66

c8fb6bf1-f81f-4cb8-95b1-eadbb3b54ee8

2026-06-30 09:22 UTC

2026-06-30 12:44 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
honeypot shadowserver in_the_wild_attempts 0.70
View details 
{
  "1d": "35",
  "30d_avg": 47,
  "7d_avg": 47,
  "90d_avg": 45,
  "cisa_kev": "yes",
  "class": "other-software",
  "connections": 845,
  "feed": "Shadowserver Foundation honeypot/exploited-vulnerabilities",
  "iot": "no",
  "observation_date": "2026-06-29",
  "product": "Log4j",
  "type": "http-scan",
  "vendor": "Apache",
  "vulnerability_class": "CVSS",
  "vulnerability_score": 10,
  "vulnerability_severity": "Critical"
}
 -
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