CVE-2026-85511Wildfly-elytron-realm-token: parameter injection in eap's elytron oauth2
Updated under an hour ago ()
Does this affect you?
It affects Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10 and 4 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 4.2 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
- Weakness (CWE)
- CWE-290
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- redhat
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 25, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Red Hat Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10 redhat:jboss_enterprise_application_platform | from 0:2.40.0-8.redhat_00024.1.el10eap not affected | CNA record |
Red Hat Red Hat Data Grid 8 redhat:jboss_data_grid | 8 | CNA record |
Red Hat Red Hat Fuse 7 redhat:jboss_fuse | 7 | CNA record |
Red Hat Red Hat JBoss Enterprise Application Platform Expansion Pack redhat:jbosseapxp | Versions not stated | CNA record |
Red Hat Red Hat Single Sign-On 7 redhat:red_hat_single_sign_on | 7 | CNA record |
References
- https://access.redhat.com/errata/RHSA-2026:70228vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:70229vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:70230vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:70277vendor-advisory, x-refsource-redhat
- https://access.redhat.com/security/cve/CVE-2026-85511vdb-entry, x-refsource-redhat
- https://bugzilla.redhat.com/show_bug.cgi?id=2483140issue-tracking, x-refsource-redhat
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.