KEV Entry

CVE-2025-6543

Known Exploited Vulnerability Entry KEVIntel

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Entry Details
Confirmed Exploited

CVE-2025-6543

2026-06-01 10:36 UTC

Timestamps

2026-06-01

2026-06-01

Scope

KEVIntel entry: Memory overflow vulnerability leading to unintended control flow and Denial of Service | Affected: NetScaler / ADC, Gateway | CVSS: 9.2 (CRITICAL) | EPSS: 0.09756 | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2025-6543', 'url': 'https://www.cve.org/CVERecord?id=CVE-2025-6543'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/CVE-2025-6543'}

8e6243a3-164a-429f-a8d0-9a27f129b335

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

2026-06-23 14:03 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": "2026-06-01T10:36:14.774Z",
  "ahead_of_cisa_kev": {
    "count": 1,
    "unit": "day"
  },
  "cvss_score": 9.2,
  "cvss_severity": "CRITICAL",
  "epss_percentile": 0.94917,
  "epss_score": 0.09756,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "ADC, Gateway",
  "title": "Memory overflow vulnerability leading to unintended control flow and Denial of Service",
  "used_in_malware": "unknown",
  "vendor": "NetScaler"
}
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