KEV Entry

CVE-2026-0257

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2026-0257

2026-05-30 09:34 CEST

Timestamps

2026-05-30

2026-05-30

Scope

PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities | Affected: Palo Alto Networks / Cloud NGFW, PAN-OS, Prisma Access | CVSS: 7.8 (HIGH) | EPSS: 0.96382 | Used in malware: yes | Listed 3 days ahead of CISA KEV | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2026-0257', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-0257'}
  • {'id': 'GHSA-JQXW-84HX-6QJ5', 'url': 'https://github.com/advisories/GHSA-JQXW-84HX-6QJ5'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2026-0257'}

e8448a4e-b047-421d-8d0d-24d1c2805267

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": "2026-05-30T07:34:06.000Z",
  "ahead_of_cisa_kev": {
    "count": 3,
    "unit": "day"
  },
  "cve_id": "CVE-2026-0257",
  "cvss_estimated": false,
  "cvss_score": 7.8,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.99879,
  "epss_score": 0.96382,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": "GHSA-JQXW-84HX-6QJ5",
  "not_yet_in_cisa_kev": false,
  "previous_ids": [],
  "product": "Cloud NGFW, PAN-OS, Prisma Access",
  "title": "PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities",
  "used_in_malware": "yes",
  "vendor": "Palo Alto Networks",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2026-0257"
}
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