P4Verified

CVE-2026-109371: zitadel 3.0.0 to before 4.18.0

CVE-2026-109371. CVSS 3.1 base score 8.2 (GitHub Advisory Database).

Affected technology

zitadel · 3.0.0 to before 4.18.0
zitadel

Description’s affected range: before 4.18.0

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

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. Vendor/CNA’s CVSS 4.0 assessment (base score 8.8/10) rates confidentiality impact as none; integrity impact as high; availability impact as low.

Published 13-Oct-2026 01:50 UTC

CWE: CWE-306
CCR priority: 32.8 /100 (P4)
CVSS 3.1: 8.2 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L · GitHub Advisory Database
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-13 02:51:46.931182+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-13 01:49:08.152775+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-109371.html