CVE-2026-85511CWE-290

CVE-2026-85511

Medium · published September 18, 2026

CVSS v3.1
4.2
EPSS
0%
Percentile
19.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.2 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00280 · 19.4th percentile
Weakness
CWE-290 · Authentication Bypass by Spoofing
Published
2026-09-18T19:17Z
References (6)
https://access.redhat.com/errata/RHSA-2026:70228 · [email protected]https://access.redhat.com/errata/RHSA-2026:70229 · [email protected]https://access.redhat.com/errata/RHSA-2026:70230 · [email protected]https://access.redhat.com/errata/RHSA-2026:70277 · [email protected]https://access.redhat.com/security/cve/CVE-2026-85511 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2483140 · [email protected]
EPSS history
Timeline
  • 20 SEP 03:24Z
    EPSS moved — → 0%
    epss
  • 18 SEP 14:29Z
    Wildfly-elytron-realm-token: parameter injection in eap's elytron oauth2
    cvelistv5