Reference page — cumulative record through Saturday, October 3, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-85511

CVE-2026-85511MEDIUM

Red Hat Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10 — Wildfly-elytron-realm-token: parameter injection in eap's elytron oauth2

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   H   L   N  U  L  L  N    4.2   .0028   18.5     —

AFFECTED
  Product                                                        Versions     Fixed
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:2.40.0-8.redhat_00024.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:4.1.7-1.SP1_redhat_00001.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:2.0.5-1.Final_redhat_00001.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:1.85.0-1.redhat_00001.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:1.2.7-1.redhat_00002.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:801.8.0-1.GA_redhat_00001.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:6.6.54-1.Final_redhat_00001.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:4.1.5-5.redhat_00008.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:3.0.22-1.Final_redhat_00001.1.el10eap
  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10  unspecified  0:2.18.9-1.redhat_00003.1.el10eap
  + 118 more

TIMELINE
  Sep 4   Reserved by redhat
  Sep 18  Published (CNA: redhat)
  Sep 22  PATCH SHIPPED — CVE-2026-85511 (Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10). Fixed in Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10 0:2.40.0-8.redhat_00024.1.el10eap.

CWE-290 · CNA: redhat · CVSS v3.1 · 6 references · NVD status: Awaiting Analysis

Description

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
September 4, 2026	Reserved	Reserved by redhat
September 18, 2026	Published	Published (CNA: redhat)
September 22, 2026	PATCH SHIPPED	PATCH SHIPPED — CVE-2026-85511 (Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10). Fixed in Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10 0:2.40.0-8.redhat_00024.1.el10eap.

Affected

Affected products and packages — 128 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.40.0-8.redhat_00024.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:4.1.7-1.SP1_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.0.5-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:1.85.0-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:1.2.7-1.redhat_00002.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:801.8.0-1.GA_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:6.6.54-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:4.1.5-5.redhat_00008.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:3.0.22-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.18.9-1.redhat_00003.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.18.9-1.redhat_00003.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.18.9-1.redhat_00003.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.18.9-1.redhat_00003.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.18.9-1.redhat_00003.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.18.9-1.redhat_00003.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.18.9-1.redhat_00003.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:4.0.5-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:4.0.7-4.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.1.0-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:3.6.3-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:5.0.31-1.SP2_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:3.1.0-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.2.0-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:7.4.0-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:3.0.1-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:5.1.0-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:4.0.11-2.SP1_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.25.4-1.redhat_00003.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:3.2.2-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:4.1.136-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:4.1.136-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:9.37.4-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:1.1.9-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:3.0.6-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.0.18-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.3.26-2.SP3_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:8.1.8-9.GA_redhat_00006.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.6.11-1.Final_redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:8.1.1-12.GA_redhat_00048.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:2.3.2-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10	—	—	0:3.0.6-1.redhat_00001.1.el10eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.40.0-8.redhat_00024.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:4.1.7-1.SP1_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.0.5-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:1.85.0-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:1.2.7-1.redhat_00002.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:801.8.0-1.GA_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:6.6.54-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:4.1.5-5.redhat_00008.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:3.0.22-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.18.9-1.redhat_00003.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.18.9-1.redhat_00003.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.18.9-1.redhat_00003.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.18.9-1.redhat_00003.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.18.9-1.redhat_00003.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.18.9-1.redhat_00003.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.18.9-1.redhat_00003.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:4.0.5-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:4.0.7-4.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.1.0-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:3.6.3-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:5.0.31-1.SP2_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:3.1.0-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.2.0-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:7.4.0-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:3.0.1-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:5.1.0-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:4.0.11-2.SP1_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.25.4-1.redhat_00003.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:3.2.2-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:4.1.136-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:4.1.136-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:9.37.4-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:1.1.9-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:3.0.6-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.0.18-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.3.26-2.SP3_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:8.1.8-9.GA_redhat_00006.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.6.11-1.Final_redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:8.1.1-12.GA_redhat_00048.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:2.3.2-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8	—	—	0:3.0.6-1.redhat_00001.1.el8eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.40.0-8.redhat_00024.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:4.1.7-1.SP1_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.0.5-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:1.85.0-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:1.2.7-1.redhat_00002.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:801.8.0-1.GA_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:6.6.54-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:4.1.5-5.redhat_00008.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:3.0.22-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.18.9-1.redhat_00003.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.18.9-1.redhat_00003.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.18.9-1.redhat_00003.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.18.9-1.redhat_00003.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.18.9-1.redhat_00003.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.18.9-1.redhat_00003.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.18.9-1.redhat_00003.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:4.0.5-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:4.0.7-4.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.1.0-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:3.6.3-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:5.0.31-1.SP2_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:3.1.0-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.2.0-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:7.4.0-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:3.0.1-1.Final_redhat_00001.1el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:5.1.0-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:4.0.11-2.SP1_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.25.4-1.redhat_00003.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:3.2.2-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:4.1.136-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:4.1.136-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:9.37.4-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:1.1.9-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:3.0.6-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.0.18-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.3.26-2.SP3_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:8.1.8-9.GA_redhat_00006.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.6.11-1.Final_redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:8.1.1-12.GA_redhat_00048.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:2.3.2-1.redhat_00001.1.el9eap
Red Hat	Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9	—	—	0:3.0.6-1.redhat_00001.1.el9eap
Red Hat	Red Hat Data Grid 8	—	—	—
Red Hat	Red Hat Fuse 7	—	—	—
Red Hat	Red Hat JBoss Enterprise Application Platform 7	—	—	—
Red Hat	Red Hat JBoss Enterprise Application Platform Expansion Pack	—	—	—
Red Hat	Red Hat Single Sign-On 7	—	—	—

Weaknesses

CWE-290

References (6)

Authoritative record: CVE-2026-85511 at cve.org

Vendors: red hat

Weaknesses: CWE-290

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-85511 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Saturday, October 3, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.