VULNRABLE / Vulnerability / CVE-2026-56668

CVE-2026-56668

HIGH LOW github.com/zitadel/zitadel GHSA

Exploit verdict: No active-exploit signal

CVSS Score

Severity

HIGH

EPSS

Source

GHSA

Summary

ZITADEL: Unauthorized Token Privilege Escalation in OAuth2 Token Exchange

What this means

CVE-2026-56668 is a high-severity vulnerability affecting github.com/zitadel/zitadel, rated CVSS 8. The EPSS model estimates a 0% probability of exploitation in the next 30 days. Published September 15, 2026.

View full advisory at GHSA →