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CVE-2026-56223

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

Description (CNA)

Capgo before 12.128.2 contains a cross-domain SSO account takeover vulnerability in the provision-user endpoint that allows attackers to merge arbitrary victim accounts based on email match without validating SSO provider domain authorization. An attacker with enterprise org admin access and a malicious IdP can forge SAML assertions containing victim email addresses to trigger account merge and gain full access to victim accounts, organizations, and data.

Affected (CNA)

Vendor / productVersions
Capgo / Capgoaffected 0 before 12.128.2; unaffected 12.128.2

CWE

CWE-287

References

ADP enrichment

CISA-ADP

No English description supplied.