KEV Entry

CVE-2020-17518

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2020-17518

2025-12-05 00:00 UTC

Timestamps

2025-12-05

2025-12-05

Scope

KEVIntel entry: Apache Flink directory traversal attack: remote file writing through the REST API | Affected: Apache Software Foundation / Apache Flink | CVSS: 7.5 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2020-17518', 'url': 'https://www.cve.org/CVERecord?id=CVE-2020-17518'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2020-17518'}

5bd83da3-c5d9-4454-89c3-2f67f5a91f07

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": "2025-12-05T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 7.5,
  "cvss_severity": "HIGH",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": true,
  "product": "Apache Flink",
  "title": "Apache Flink directory traversal attack: remote file writing through the REST API",
  "used_in_malware": "unknown",
  "vendor": "Apache Software Foundation"
}
 -
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