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KEV Entry

CVE-2026-5430

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2026-5430

2026-09-16 05:18 UTC

Timestamps

2026-09-16

2026-09-16

Scope

Authentication Bypass via JWT Algorithm Mismatch in Multiple WSO2 Products Allows Account Takeover | Affected: WSO2 / WSO2 Universal Gateway, WSO2 Traffic Manager, WSO2 API Control Plane, WSO2 API Manager, WSO2 Carbon API Manager Rest API Utility | CVSS: 10.0 (CRITICAL) | EPSS: 0.00321 | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2026-5430', 'url': 'https://www.cve.org/CVERecord?id=CVE-2026-5430'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2026-5430'}

7ec0d704-2d09-4f08-bdbe-ade753162b22

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

2026-09-17 06:01 UTC

2026-09-17 06:01 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2026-09-16T05:18:06.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2026-5430",
  "cvss_estimated": false,
  "cvss_score": 10.0,
  "cvss_severity": "CRITICAL",
  "epss_percentile": 0.25179,
  "epss_score": 0.00321,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": true,
  "previous_ids": [],
  "product": "WSO2 Universal Gateway, WSO2 Traffic Manager, WSO2 API Control Plane, WSO2 API Manager, WSO2 Carbon API Manager Rest API Utility",
  "title": "Authentication Bypass via JWT Algorithm Mismatch in Multiple WSO2 Products Allows Account Takeover",
  "used_in_malware": "unknown",
  "vendor": "WSO2",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2026-5430"
}
 -
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