KEV Entry

CVE-2021-39144

Known Exploited Vulnerability Entry KEVIntel

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Entry Details
Confirmed Exploited

CVE-2021-39144

2023-03-10 00:00 UTC

Timestamps

2023-03-10

2023-03-10

Scope

KEVIntel entry: XStream is vulnerable to a Remote Command Execution attack | Affected: x-stream / xstream | CVSS: 8.5 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2021-39144', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-39144'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/CVE-2021-39144'}

5af6429c-a36d-4702-a467-f49d7cbbec02

KEVIntel
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-23 14:05 UTC

2026-07-10 06:14 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2023-03-10T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 8.5,
  "cvss_severity": "HIGH",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "xstream",
  "title": "XStream is vulnerable to a Remote Command Execution attack",
  "used_in_malware": "unknown",
  "vendor": "x-stream"
}
 -
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