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Servers and applications

CVE-2026-105209

ZITADEL before 3.4.15 and 4.17.1 Cross-Organization Account Takeover via Passkey Enrollment

Severity
Critical 9.3
Published
4 Oct 2026
Last changed
29 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
3.4.15, 4.17.1
Sources
CVE Program

Affected software

SoftwareAffected versions
ZITADELServers and applications · cna:zitadel|zitadel
  • Every version before 3.4.15
  • From 4.0.0 before 4.17.1

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-105209