Information disclosure through error messages in keycloak
Priority LOW 15CWE-209Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-209.
Summary
A flaw was found in Keycloak 7.0.1. A logged in user can do an account email enumeration attack.
Why it matters now
EPSS 0.00776 56th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | keycloak | keycloak 7.0.1 | — | No fix listed | CNA |
| — | org.keycloak:keycloak-parent (Maven) | up to 7.0.1 | — | No fix listed | GHSA-rvfc-g8j5-9ccf |
- keycloak Vendor— Affected keycloak 7.0.1 Fixed in — No fix listed CNA
- org.keycloak:keycloak-parent (Maven) Vendor— Affected up to 7.0.1 Fixed in — No fix listed GHSA-rvfc-g8j5-9ccf
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:redhat:keycloak:7.0.1:*:*:*:*:*:*:* | 7.0.1 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:jboss_fuse:7.0.0:*:*:*:*:*:*:* | 7.0.0 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:openshift_application_runtimes:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
- cpe:2.3:a:redhat:keycloak:7.0.1:*:*:*:*:*:*:* Versions 7.0.1 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:jboss_fuse:7.0.0:*:*:*:*:*:*:* Versions 7.0.0 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:openshift_application_runtimes:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Red Hat
- cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Fuse 7 | Affected | No fix yet: Fix deferred |
| Red Hat OpenShift Application Runtimes | Affected | No fix yet |
| Red Hat Single Sign-On 7 | Affected | No fix yet |
| Red Hat support for Spring Boot | Affected | No fix yet: Fix deferred |
Timeline
- 2026-10-02 Threatist record created from CVE-2020-1717
- 2026-10-03 Alias added: GHSA-rvfc-g8j5-9ccf
References
More Red Hat Jboss Fuse vulnerabilities
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2015-06239 Red Hat JBoss A-MQ 6.x; BPM Suite (BPMS) 6.x; BRMS 6.x and 5.x; Data Grid (JDG) 6.x; Data… CVSS 3.0CRITICAL 9.8
- TI-2021-02983 Deserialization of untrusted data in JMSAppender in Apache Log4j 1.2 CVSS 3.1HIGH 7.5
- TI-2019-11096 Information disclosure in Red Hat jackson-databind CVSS 3.1CRITICAL 9.8
- TI-2019-07493 XML external entity injection in Red Hat jackson-mapper-asl CVSS 3.1HIGH 7.5
- TI-2014-00115 The admin terminal in Hawt.io does not require authentication, which allows remote… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2020-1717 · CVE Program
- CVE-2020-1717 · NVD
- FIRST EPSS
- GHSA-rvfc-g8j5-9ccf · GitHub Advisory Database · CC BY 4.0
- CVE-2020-1717 · 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