---
id: CVE-2026-59645
title: >-
  In Bouncy Castle for Java before 1.85, OER parser recurses without depth limit
  on self-referential IEEE 1609.2 schema
summary: >-
  In Bouncy Castle for Java before 1.85, OER parser recurses without depth limit
  on self-referential IEEE 1609.2 schema. This issue also affects Bouncy Castle
  for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before
  bcu…
severity: high
cwe:
  - CWE-674
  - CWE-835
published: '2026-08-03'
updated: '2026-08-03'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-59645'
references:
  - url: >-
      https://github.com/bcgit/bc-java/commit/822b2478b131097368a56290f5728e28dd042989
    label: 91579145-5d7b-4cc5-b925-a0262ff19630
  - url: 'https://github.com/bcgit/bc-java/wiki/CVE-2026-59645'
    label: 91579145-5d7b-4cc5-b925-a0262ff19630
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-59645.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-59645'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2510189'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-59645'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-59645'
tags:
  - nvd
  - csaf
  - vex
  - red-hat
ingestedAt: '2026-08-03T01:21:07.900Z'
epss: 0.00408
epssPercentile: 0.34915
vendor: Red Hat
product: Red Hat Enterprise Linux 9
affected:
  - enterprise_linux 8
  - enterprise_linux 9
  - jboss_enterprise_application_platform 7
  - single_sign_on 7
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cvssSource: vendor
---

## Overview

In Bouncy Castle for Java before 1.85, OER parser recurses without depth limit on self-referential IEEE 1609.2 schema. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcutil-fips 2.0.7 (2.0.X series) and 2.1.7 (2.1.X series).

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **Red Hat VEX** · Important · affected: Red Hat AMQ Broker 7, Red Hat AMQ Clients, Red Hat build of Apache Camel for Spring Boot 4, Red Hat build of Apicurio Registry 3, Red Hat Build of Keycloak, Red Hat Ceph Storage 9, … · no fix planned: Red Hat Ceph Storage 9, Red Hat Fuse 7, Red Hat JBoss Enterprise Application Platform 7, Red Hat Single Sign-On 7, … · updated 2026-10-23 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-59645.json)