CVE-2026-23511
- Source
- https://cve.org/CVERecord?id=CVE-2026-23511
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23511.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2026-23511
- Aliases
- Downstream
- Related
- Published
- 2026-01-15T19:09:06.154Z
- Modified
- 2026-07-15T02:17:49.801009842Z
- Severity
-
- 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
- Summary
- ZITADEL has a user enumeration vulnerability in Login UIs
- Details
-
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.
- Database specific
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23511.json", "cwe_ids": [ "CWE-204" ], "cna_assigner": "GitHub_M" }- References
-
- https://github.com/zitadel/zitadel/releases/tag/v3.4.6
- https://github.com/zitadel/zitadel/releases/tag/v4.9.1
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23511.json
- https://github.com/zitadel/zitadel/security/advisories/GHSA-pvm5-9frx-264r
- https://nvd.nist.gov/vuln/detail/CVE-2026-23511
- https://github.com/zitadel/zitadel/commit/b85ab69e4679b0268e2b0e9b4cd04e934af10dd2
- https://github.com/zitadel/zitadel/commit/c300d4cc6a2775ab17ddfe76492f24170f8b858d
Affected packages
Git / github.com/zitadel/zitadel
Affected ranges
- Type
- GIT
- Repo
- https://github.com/zitadel/zitadel
- Events
-
IntroducedLast affectedIntroducedFixedIntroducedFixedFixedFixed
- Database specific
{ "cpe": "cpe:2.3:a:zitadel:zitadel:*:*:*:*:*:*:*:*", "source": [ "CPE_RANGE", "REFERENCES" ], "extracted_events": [ { "introduced": "2.0.0" }, { "last_affected": "2.71.19" }, { "introduced": "3.0.0" }, { "fixed": "3.4.6" }, { "introduced": "4.0.0" }, { "fixed": "4.9.1" } ] }
Affected versions
2.*
2.20.0
v2.*
v2.0.0
v2.0.1
v2.1.0
v2.1.1
v2.10.0
v2.11.0
v2.11.1
v2.12.0
v2.13.0
v2.13.1
v2.14.0
v2.14.1
v2.14.2
v2.14.3
v2.14.4
v2.14.5
v2.15.0
v2.16.0
v2.16.1
v2.17.0
v2.17.1
v2.18.0
v2.19.0
v2.2.0
v2.20.0
v2.21.0
v2.22.0
v2.22.1
v2.22.2
v2.23.0
v2.23.1
v2.24.0
v2.25.0
v2.25.1
v2.25.2
v2.25.3
v2.26.0
v2.26.1
v2.26.2
v2.27.0
v2.27.1
v2.28.0
v2.28.1
v2.29.0
v2.29.1
v2.29.2
v2.29.3
v2.3.0
v2.3.1
v2.3.2
v2.3.3
v2.3.4
v2.30.0
v2.31.0
v2.31.1
v2.31.2
v2.31.3
v2.31.4
v2.31.5
v2.32.0
v2.33.0
v2.33.1
v2.34.0
v2.34.1
v2.35.0
v2.35.1
v2.36.0
v2.36.1
v2.36.2
v2.36.3
v2.37.0
v2.37.1
v2.37.2
v2.37.3
v2.38.0
v2.38.1
v2.39.0
v2.39.1
v2.39.2
v2.39.3
v2.4.0
v2.40.0
v2.40.1
v2.40.2
v2.40.3
v2.40.4
v2.40.5
v2.41.0
v2.41.1
v2.41.2
v2.41.3
v2.41.4
v2.41.5
v2.42.0
v2.42.1
v2.42.2
v2.42.3
v2.43.0
v2.43.1
v2.43.2
v2.43.3
v2.43.4
v2.43.5
v2.44.0
v2.44.1
v2.44.2
v2.45.0
v2.46.0
v2.47.0
v2.47.1
v2.47.2
v2.47.3
v2.47.4
v2.47.5
v2.47.6
v2.48.0
v2.48.1
v2.48.2
v2.48.3
v2.49.0
v2.49.1
v2.49.2
v2.49.3
v2.5.0
v2.5.1
v2.50.0
v2.50.1
v2.50.2
v2.50.3
v2.50.4
v2.50.5
v2.51.0
v2.51.1
v2.51.2
v2.51.3
v2.51.4
v2.52.0
v2.52.1
v2.53.0
v2.53.1
v2.53.2
v2.54.0
v2.54.1
v2.54.2
v2.54.3
v2.55.0
v2.55.1
v2.55.2
v2.56.0
v2.56.1
v2.57.0
v2.58.0
v2.58.1
v2.58.2
v2.58.3
v2.59.0
v2.59.1
v2.6.0
v2.60.0
v2.61.0
v2.62.0
v2.62.1
v2.62.2
v2.62.3
v2.63.0
v2.63.1
v2.63.2
v2.63.3
v2.63.4
v2.64.0
v2.64.1
v2.65.0
v2.65.1
v2.65.2
v2.65.3
v2.65.4
v2.66.0
v2.66.1
v2.66.2
v2.66.3
v2.67.0
v2.67.1
v2.67.2
v2.67.3
v2.67.4
v2.68.0
v2.68.1
v2.69.0
v2.69.1
v2.69.2
v2.69.3
v2.7.0
v2.70.0
v2.70.1
v2.71.0
v2.71.1
v2.71.10
v2.71.11
v2.71.12
v2.71.13
v2.71.14
v2.71.15
v2.71.16
v2.71.17
v2.71.18
v2.71.19
v2.71.2
v2.71.3
v2.71.4
v2.71.5
v2.71.6
v2.71.7
v2.71.8
v2.71.9
v2.8.0
v2.8.1
v2.8.2
v2.9.0
v2.9.1
v3.*
v3.0.0
v3.0.1
v3.0.2
v3.0.3
v3.0.4
v3.1.0
v3.2.0
v3.2.1
v3.2.2
v3.2.3
v3.3.0
v3.3.1
v3.3.2
v3.3.3
v3.3.4
v3.3.5
v3.3.6
v3.4.0
v3.4.1
v3.4.2
v3.4.3
v3.4.4
v3.4.5
v4.*
v4.0.0
v4.0.1
v4.0.2
v4.0.3
v4.1.0
v4.1.1
v4.1.2
v4.1.3
v4.1.4
v4.2.0
v4.2.1
v4.2.2
v4.3.0
v4.3.1
v4.3.2
v4.3.3
v4.4.0
v4.5.0
v4.6.0
v4.6.1
v4.6.2
v4.6.3
v4.6.4
v4.6.5
v4.6.6
v4.7.0
v4.7.1
v4.7.2
v4.7.3
v4.7.4
v4.7.5
v4.7.6
v4.8.0
v4.8.1
v4.9.0