← CVE Intelligence

CVE-2026-23511

ZITADEL has a user enumeration vulnerability in Login UIs PUBLISHED

Description (CNA)

ZITADEL is an open source identity management platform. Prior to 4.9.1 and 3.4.6, a user enumeration vulnerability has been discovered in Zitadel's login interfaces. An unauthenticated attacker can exploit this flaw to confirm the existence of valid user accounts by iterating through usernames and userIDs. This vulnerability is fixed in 4.9.1 and 3.4.6.

Affected (CNA)

Vendor / productVersions
zitadel / zitadelaffected >= 4.0.0, < 4.9.1; affected < 3.4.6

CWE

CWE-204

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.