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CVE-2026-23511

MEDIUM

5.3

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung5.3

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht1/15/2026

Zuletzt geandert1/20/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

zitadel:zitadel

Schwachen (CWE)

CWE-204

Referenzen

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)

IOC Korrelationen

Keine Korrelationen erfasst

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