UpHeron
All vulnerabilities

Servers and applications

CVE-2026-109371

ZITADEL 3.0.0 before 4.18.0 Unauthenticated Username Change via Login V1

Severity
High 8.8
Published
12 Oct 2026
Last changed
15 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
4.18.0
Sources
CVE Program

Affected software

SoftwareAffected versions
ZITADELServers and applications · cna:zitadel|zitadel
  • From 3.0.0 before 4.18.0

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-109371