Path Traversal in Red Hat Build Of Keycloak
CVE-2026-9083
A flaw was found in Keycloak. A realm administrator with the "manage-realm" role can exploit this vulnerability by submitting an arbitrary filesystem path as a keystore parameter when creating a key provider component. This allows the administrator to probe arbitrary filesystem paths, determining which files exist and are readable by the Keycloak process. This information disclosure could be used to identify high-value targets for follow-on attacks.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.008 (54.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Red Hat Build Of Keycloak
- Red Hat Build Of Keycloak 26.4 — versions 26.4.13-1, 26.4-19
- Red Hat Build Of Keycloak 26.4.13
- Red Hat Build Of Keycloak 26.6 — versions 26.6.4-2, 26.6-8
- Red Hat Build Of Keycloak 26.6.4
- Red Hat Build Of Keycloak
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2026-9083 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Third Party Advisory)
- access.redhat.com/errata/RHSA-2026:30083 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2026:30084 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2026:30049 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2026:30050 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2026-9083?
- CVE-2026-9083 is a medium-severity vulnerability in Red Hat Build Of Keycloak, classified under Path Traversal. CVSS score: 4.9/10. Published 2026-06-25.
- How severe is CVE-2026-9083?
- Medium severity. CVSS v3 base score is 4.9 out of 10.