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CVE-2026-23511

MEDIUM

5.3

Description

ZITADEL is an open source identity management platform. Prior to 4.9.1 and 3.4.6, a user enumeration vulnerability has been discovered in Zitadel's login interfaces. An unauthenticated attacker can exploit this flaw to confirm the existence of valid user accounts by iterating through usernames and userIDs. This vulnerability is fixed in 4.9.1 and 3.4.6.

Details CVE

Score CVSS v3.15.3

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie1/15/2026

Derniere modification1/20/2026

Sourcenvd

Observations honeypot0

Produits affectes

zitadel:zitadel

Faiblesses (CWE)

CWE-204

References

https://github.com/zitadel/zitadel/commit/b85ab69e4679b0268e2b0e9b4cd04e934af10dd2(security-advisories@github.com)

https://github.com/zitadel/zitadel/commit/c300d4cc6a2775ab17ddfe76492f24170f8b858d(security-advisories@github.com)

https://github.com/zitadel/zitadel/releases/tag/v3.4.6(security-advisories@github.com)

https://github.com/zitadel/zitadel/releases/tag/v4.9.1(security-advisories@github.com)

https://github.com/zitadel/zitadel/security/advisories/GHSA-pvm5-9frx-264r(security-advisories@github.com)

Correlations IOC

Aucune correlation enregistree

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