KEV Entry

CVE-2016-4977

Known Exploited Vulnerability Entry Shadowserver

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Entry Details
Confirmed Exploited

CVE-2016-4977

2026-11-05 00:00 UTC

Characteristics

88.0

Timestamps

2026-11-01

2026-11-01

2026-11-05

Scope

Affected: Pivotal / Spring Security OAuth | Class: web-app-framework | Severity: High (CVSS 8.8) | IoT: no | In CISA KEV: no | Honeypot connections on 2026-11-05: 134

References
  • {'id': 'CVE-2016-4977', 'url': 'https://www.cve.org/CVERecord?id=CVE-2016-4977'}
  • {'id': 'shadowserver', 'url': 'https://www.shadowserver.org/what-we-do/network-reporting/honeypot-exploited-vulnerabilities-report/'}

7f1ff91a-f01c-496f-bc07-0724cfbdeb84

Shadowserver
c8fb6bf1-f81f-4cb8-95b1-eadbb3b54ee8

2026-11-03 01:02 UTC

2026-11-07 01:00 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
honeypot shadowserver in_the_wild_attempts 0.70
View details 
{
  "1d": "3",
  "30d_avg": 0,
  "7d_avg": 0,
  "90d_avg": 0,
  "cisa_kev": "no",
  "class": "web-app-framework",
  "connections": 134,
  "feed": "Shadowserver Foundation honeypot/exploited-vulnerabilities",
  "iot": "no",
  "observation_date": "2026-11-05",
  "product": "Spring Security OAuth",
  "type": "http-scan",
  "vendor": "Pivotal",
  "vulnerability_class": "CVSS",
  "vulnerability_score": 8.8,
  "vulnerability_severity": "High"
}
 -
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