Exposure of Sensitive Information in keycloak
A flaw was found in keycloak before version 9.0.1. When configuring an Conditional OTP Authentication Flow as a post login flow of an IDP, the failure login events for OTP are not being sent to the brute force protection event queue. So BruteForceProtector does not handle this events.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.keycloak:keycloak-core | < 9.0.1 | 9.0.1 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L- Weakness (CWE)
CWE-200, CWE-755- Platform
- Java / Kotlin (Maven)
- Package
org.keycloak:keycloak-core- Disclosed
- 20.09.2021
- Updated
- 11.10.2026 11:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-4gf2-xv97-63m2 - CC BY 4.0
Vulnerability history: org.keycloak:keycloak-core
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 49
- First → latest
- 10.2018 02.2025
- Without a fix
- 5
- Exploited in attacks
- 0
Severity breakdown
- Critical 3
- High 14
- Medium 31
- Low 1
Disclosures per year
- 2018: 9
- 2019: 4
- 2020: 4
- 2021: 5
- 2022: 17
- 2023: 4
- 2024: 5
- 2025: 1
- 2026: 0
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Exposure of Sensitive Information in keycloak this entry
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