CVE-2023-0091
Keycloak has lack of validation of access token on client registrations endpoint
6.5
MEDIUM
CVSS 3.1
EPSS 0.29%
Description
When a service account with the create-client or manage-clients role can use the client-registration endpoints to create/manage clients with an access token. If the access token is leaked, there is an option to revoke the specific token. However, the check is not performed in client-registration endpoints.
How to fix CVE-2023-0091
To remediate CVE-2023-0091, upgrade the affected package to a fixed version below.
- —upgrade to 20.0.3 or later
Is CVE-2023-0091 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 20.0.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |