eap8-jackson-modules-base: A specially crafted WS-Policy document with deeply nested policy elements can bypass Neethi's nesting-depth limit and...
CVE-2026-91863 is fixed in 13 products on 1 platform, first by RHSA-2026:99018, released November 12, 2026. It is not reported as exploited. Patch Radar priority: High.
A specially crafted WS-Policy document with deeply nested policy elements can bypass Neethi's nesting-depth limit and exhaust the thread stack, crashing the parser (denial of service). Users are recommended to upgrade to version 3.2.4, which fixes this issue.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| eap8-apache-sshd · RHEL 10 | 2.20.0-1.redhat_00002.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-bouncycastle · RHEL 10 | 1.86.0-1.redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-eap-product-conf-parent · RHEL 10 | 801.9.1-1.GA_redhat_00002.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-ironjacamar · RHEL 10 | 3.1.1-1.Final_redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-jackson-jaxrs-providers · RHEL 10 | 2.18.11-1.redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-jackson-modules-base · RHEL 10 | 2.18.11-1.redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-jackson-modules-java8 · RHEL 10 | 2.18.11-1.redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-mod_cluster · RHEL 10 | 2.1.1-1.Final_redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-neethi · RHEL 10 | 3.2.4-1.redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-wildfly · RHEL 10 | 8.1.9.1-1.GA_redhat_00006.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-wildfly-http-client · RHEL 10 | 2.1.5-1.Final_redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-wildfly-javadocs · RHEL 10 | 8.1.1-15.GA_redhat_00052.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
| eap8-ws-commons-XmlSchema · RHEL 10 | 2.3.3-1.redhat_00001.1.el10eap | RHSA-2026:99018 | Nov 12, 2026 |
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