A flaw was found in EAP's Elytron. An EAP application whose security domain is backed by an Elytron token-realm with oauth2-introspection would allow parameter substitution due to missing URL encoding.
https://bugzilla.redhat.com/show_bug.cgi?id=2483140
https://access.redhat.com/security/cve/CVE-2026-85511
Source: Mitre, NVD
Published: 2026-09-18
Updated: 2026-09-18
Base Score: 3.6
Vector: CVSS2#AV:N/AC:H/Au:S/C:P/I:P/A:N
Severity: Low
Base Score: 4.2
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Severity: Medium
EPSS: 0.00131