Keycloak-core: dos via account lockout
Priority LOW 25CWE-645Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Partial Red Hat: 2 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-640.
Summary
A flaw was found in Keycloak. In certain conditions, this issue may allow a remote unauthenticated attacker to block other accounts from logging in.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00771 55th percentileScored 2026-11-07
Fix Partial org.keycloak:keycloak-services (Maven): 24.0.0Red Hat: 2 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | keycloak-core | 4.15.0 | — | No fix listed | CNA |
| Red Hat | Red Hat Build of Keycloak | — | — | No fix listed | CNA |
| Red Hat | Red Hat Single Sign-On 7 | — | — | No fix listed | CNA |
| — | org.keycloak:keycloak-services (Maven) | before 24.0.0 | 24.0.0 | Patch available | GHSA-cq42-vhv7-xr7p |
- keycloak-core Vendor— Affected 4.15.0 Fixed in — No fix listed CNA
- Red Hat Build of Keycloak VendorRed Hat Affected — Fixed in — No fix listed CNA
- Red Hat Single Sign-On 7 VendorRed Hat Affected — Fixed in — No fix listed CNA
- org.keycloak:keycloak-services (Maven) Vendor— Affected before 24.0.0 Fixed in 24.0.0 Patch available GHSA-cq42-vhv7-xr7p
Remediation
- Fix · GHSA-cq42-vhv7-xr7p org.keycloak:keycloak-services (Maven) Fixed in 24.0.0 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Build of Keycloak | Affected | No fix yet |
| Red Hat Single Sign-On 7 | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-1722
- 2026-10-03 Alias added: GHSA-cq42-vhv7-xr7p
References
Other 7
- https://access.redhat.com/security/cve/CVE-2024-1722
- RHBZ#2265389
- https://github.com/keycloak/keycloak/security/advisories/GHSA-cq42-vhv7-xr7p
- https://github.com/keycloak/keycloak/issues/29603
- https://github.com/keycloak/keycloak/issues/29603#issuecomment-2127499627
- https://github.com/keycloak/keycloak/commit/f9708037383aa98741e4850447de64dc4a0d4b4e
- https://github.com/keycloak/keycloak
More Red Hat Keycloak vulnerabilities
- TI-2024-01049 Keycloak: path transversal in redirection validation CVSS 3.1HIGH 8.1
- TI-2023-26623 The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6… CVSS 3.1MEDIUM 5.9
- TI-2020-08665 Server-side request forgery in keycloak CVSS 3.1MEDIUM 5.3
- TI-2022-03468 Path traversal in Red Hat Keycloak CVSS 3.1CRITICAL 9.1
- TI-2021-03612 A POST based reflected Cross Site Scripting vulnerability on has been identified in Keycloak. CVSS 3.1MEDIUM 6.1
- TI-2022-03994 Cross-site scripting in keycloak CVSS 3.1CRITICAL 10.0
Sources
- CVE-2024-1722 · CVE Program
- CVE-2024-1722 · NVD
- FIRST EPSS
- GHSA-cq42-vhv7-xr7p · GitHub Advisory Database · CC BY 4.0
- CVE-2024-1722 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences