CVE-2026-109371 - CERT CVE
ID CVE-2026-109371
Sažetak ZITADEL 3.0.0 before 4.18.0 contains a missing authentication vulnerability in the hosted Login V1 UI, where the change-username handler acts on the account bound to a login flow before any factor is verified. Unauthenticated attackers can submit a victim's login name and then post a new username to rename any active human user, including administrators, locking them out.
Reference
CVSS
Base: 8.2
Impact: 4.2
Exploitability:3.9
Pristup
VektorSloženostAutentikacija
NETWORK LOW NONE
Impact
PovjerljivostCjelovitostDostupnost
NONE HIGH LOW
CVSS vektor CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
Zadnje važnije ažuriranje 12-10-2026 - 17:17
Objavljeno 12-10-2026 - 17:17