Security Advisory

CVE-2026-23511

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-01-15 19:09:06

Last updated 2026-01-15 19:56:24

Assigner GitHub_M

CVSS score 5.3

State PUBLISHED

Description

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.

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