Back to the CVE list
CVE-2026-56223Proof of concept (PoC) published · CISA

Capgo - Account Takeover via Cross-Domain SSO Email Assertion in provision-user

CVSS score

9.3

EPSS probability

%0.4

Risk score

0.0

Published

3 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline

Vulnerability Timeline (Change History)

CVE-2026-56223 historical changes made to the vulnerability by NVD, CISA and MITRE:

DateActor / SourceAction / DescriptionTypePrevious valueNew value
17.09.2026nvd@nist.govInitial Analysis & CVSS Vector AssignmentCVSS V3.1—CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
24.06.2026CISA CoordinatorSSVC Risk Re-assessmentSSVC / KEVexploitation: noneexploitation: none
24.06.2026MITRE / NVDNew CVE Record Received & IngestedCVE Created—CVE-2026-56223

Similar Vulnerabilities

Get this vulnerability through the API

Affected products, version ranges, exploitation status and patch information in a single request, with a free key.

Get a free keyDocumentation
curl -H "x-api-key: $DAYBREACH_API_KEY" \
  "https://api.daybreach.dev/api/v1/intel/cves/CVE-2026-56223"