GHSA-w8gr-xwp4-r9f7 · Severity: medium · Ecosystem: maven — Keycloak has Vulnerable Redirect URI Validation Results in Open Redirect
A misconfiguration flaw was found in Keycloak. This issue can allow an attacker to redirect users to an arbitrary URL if a 'Valid Redirect URI' is set to http://localhost or http://127.0.0.1, enabling sensitive information such as authorization codes to be exposed to the attacker, potentially leading to session hijacking.
Conclusion & alert: CVE-2024-8883 is rated Moderate Risk (57.8/100): CVSS Medium severity, with high exploitation likelihood (EPSS 6.59%, 91th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +1.49% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-27 | 5.11% | 6.59% | +1.49% |
| 2 | 2026-03-19 | 4.97% | 5.11% | +0.13% |
| 3 | 2026-03-04 | — | 4.97% | — |
Full EPSS history (45 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.1 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| 6.1 | 3.1 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
GHSA-w8gr-xwp4-r9f7 · Severity: medium · Ecosystem: maven — Keycloak has Vulnerable Redirect URI Validation Results in Open Redirect
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2024-8883 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| redhat | build_of_keycloak | — | cpe:2.3:a:redhat:build_of_keycloak:-:*:*:*:text-only:*:*:* |
| redhat | openshift_container_platform | 4.11 | cpe:2.3:a:redhat:openshift_container_platform:4.11:*:*:*:*:*:*:* |
| redhat | openshift_container_platform | 4.12 | cpe:2.3:a:redhat:openshift_container_platform:4.12:*:*:*:*:*:*:* |
| redhat | openshift_container_platform_for_ibm_z | 4.9 | cpe:2.3:a:redhat:openshift_container_platform_for_ibm_z:4.9:*:*:*:*:*:*:* |
| redhat | openshift_container_platform_for_ibm_z | 4.10 | cpe:2.3:a:redhat:openshift_container_platform_for_ibm_z:4.10:*:*:*:*:*:*:* |
| redhat | openshift_container_platform_for_linuxone | 4.9 | cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.9:*:*:*:*:*:*:* |
| redhat | openshift_container_platform_for_linuxone | 4.10 | cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.10:*:*:*:*:*:*:* |
| redhat | openshift_container_platform_for_power | 4.9 | cpe:2.3:a:redhat:openshift_container_platform_for_power:4.9:*:*:*:*:*:*:* |
| redhat | openshift_container_platform_for_power | 4.10 | cpe:2.3:a:redhat:openshift_container_platform_for_power:4.10:*:*:*:*:*:*:* |
| redhat | single_sign-on | — | cpe:2.3:a:redhat:single_sign-on:-:*:*:*:text-only:*:*:* |
| redhat | single_sign-on | 7.6 | cpe:2.3:a:redhat:single_sign-on:7.6:*:*:*:*:*:*:* |