P4Verified

CVE-2026-105207: zitadel 0 to before 4.17.3, 0 through 4.19.4

CVE-2026-105207. CVSS 3.1 base score 9.8 (ghsa). EPSS 0.0031 (percentile 0.21722), scored 05-Oct-2026.

Affected technology

zitadel · 0 to before 4.17.3
zitadel

zitadel · 0 through 4.19.4
zitadel

Description’s affected range: through 3.4.15 and 4.0.0 before 4.17.3 creates links between user accounts and external identity providers without verifying a primary factor or the caller's permission

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

Vendor/CNA’s CVSS 4.0 assessment (base score 9.3/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 12-Oct-2026 00:35 UTC

CWE: CWE-306
CCR priority: 39.3 /100 (P4)
CVSS 3.1: 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.0031 · percentile 0.22021 · 2026-10-11
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-11 23:42:05.235979+00:00 UTC
GitHub Advisory Database · Source record · observed 2026-10-04 19:26:19.896651+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-07 02:34:12.333111+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-105207.html