KEV Entry

CVE-2025-5777

Known Exploited Vulnerability Entry Previdian

Entry Details
Confirmed Exploited

CVE-2025-5777

2026-06-01 02:00 CEST


Timestamps

2026-06-01

2026-06-01


Scope

NetScaler ADC and NetScaler Gateway - Insufficient input validation leading to memory overread | Affected: NetScaler / ADC, Gateway | CVSS: 9.3 (CRITICAL) | EPSS: 0.99972 | Used in malware: yes | Listed 1 day ahead of CISA KEV | Not yet in CISA KEV: False


References
  • {'id': 'CVE-2025-5777', 'url': 'https://www.cve.org/CVERecord?id=CVE-2025-5777'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2025-5777'}

2390caa7-a97c-442f-8f71-e62f89be6478

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

2026-10-02 09:10 CEST

2026-10-02 09:10 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian confirmed_compromise 0.70
View details
{
  "added_date": "2026-06-01T00:00:00.000Z",
  "ahead_of_cisa_kev": {
    "count": 1,
    "unit": "day"
  },
  "cve_id": "CVE-2025-5777",
  "cvss_estimated": false,
  "cvss_score": 9.3,
  "cvss_severity": "CRITICAL",
  "epss_percentile": 0.99978,
  "epss_score": 0.99972,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": false,
  "previous_ids": [],
  "product": "ADC, Gateway",
  "title": "NetScaler ADC and NetScaler Gateway - Insufficient input validation leading to memory overread",
  "used_in_malware": "yes",
  "vendor": "NetScaler",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2025-5777"
}
-