# RHSA-2026:99018: Security update for 13 packages RHSA-2026:99018, released November 12, 2026, fixes 21 CVEs across 13 products. None of them is reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/fix/linux/rhsa-2026-99018 - Platform: Linux - Released: Nov 12, 2026 - Priority: Urgent (Closes CVE-2026-77185, rated Critical) - CVEs: 21, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://access.redhat.com/errata/RHSA-2026:99018 ## Applies to | Product | Release | Fixed in | |---|---|---| | [eap8-apache-sshd](https://patchblox.com/security/data/product/linux/eap8-apache-sshd.md) | RHEL 10 | 2.20.0-1.redhat_00002.1.el10eap | | [eap8-bouncycastle](https://patchblox.com/security/data/product/linux/eap8-bouncycastle.md) | RHEL 10 | 1.86.0-1.redhat_00001.1.el10eap | | [eap8-eap-product-conf-parent](https://patchblox.com/security/data/product/linux/eap8-eap-product-conf-parent.md) | RHEL 10 | 801.9.1-1.GA_redhat_00002.1.el10eap | | [eap8-ironjacamar](https://patchblox.com/security/data/product/linux/eap8-ironjacamar.md) | RHEL 10 | 3.1.1-1.Final_redhat_00001.1.el10eap | | [eap8-jackson-jaxrs-providers](https://patchblox.com/security/data/product/linux/eap8-jackson-jaxrs-providers.md) | RHEL 10 | 2.18.11-1.redhat_00001.1.el10eap | | [eap8-jackson-modules-base](https://patchblox.com/security/data/product/linux/eap8-jackson-modules-base.md) | RHEL 10 | 2.18.11-1.redhat_00001.1.el10eap | | [eap8-jackson-modules-java8](https://patchblox.com/security/data/product/linux/eap8-jackson-modules-java8.md) | RHEL 10 | 2.18.11-1.redhat_00001.1.el10eap | | [eap8-mod_cluster](https://patchblox.com/security/data/product/linux/eap8-mod-cluster.md) | RHEL 10 | 2.1.1-1.Final_redhat_00001.1.el10eap | | [eap8-neethi](https://patchblox.com/security/data/product/linux/eap8-neethi.md) | RHEL 10 | 3.2.4-1.redhat_00001.1.el10eap | | [eap8-wildfly](https://patchblox.com/security/data/product/linux/eap8-wildfly.md) | RHEL 10 | 8.1.9.1-1.GA_redhat_00006.1.el10eap | | [eap8-wildfly-http-client](https://patchblox.com/security/data/product/linux/eap8-wildfly-http-client.md) | RHEL 10 | 2.1.5-1.Final_redhat_00001.1.el10eap | | [eap8-wildfly-javadocs](https://patchblox.com/security/data/product/linux/eap8-wildfly-javadocs.md) | RHEL 10 | 8.1.1-15.GA_redhat_00052.1.el10eap | | [eap8-ws-commons-XmlSchema](https://patchblox.com/security/data/product/linux/eap8-ws-commons-xmlschema.md) | RHEL 10 | 2.3.3-1.redhat_00001.1.el10eap | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2026-77185](https://patchblox.com/security/data/cve/CVE-2026-77185.md) | Urgent | apache-sshd: Asynchronous authentication can bypass signature verification (bsc#1283357). | 9.1 | 0.0040 | | | [CVE-2026-91863](https://patchblox.com/security/data/cve/CVE-2026-91863.md) | High | eap8-jackson-modules-base: A specially crafted WS-Policy document with deeply nested policy elements can bypass Neethi's nesting-depth limit and... | 7.5 | 0.0076 | | | [CVE-2026-91864](https://patchblox.com/security/data/cve/CVE-2026-91864.md) | High | eap8-apache-sshd: A specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into... | 7.5 | 0.0074 | | | [CVE-2026-91865](https://patchblox.com/security/data/cve/CVE-2026-91865.md) | High | eap8-apache-sshd: A small WS-Policy document using repeated policy references can force Neethi to re-expand the same references exponen... | 7.5 | 0.0074 | | | [CVE-2026-91866](https://patchblox.com/security/data/cve/CVE-2026-91866.md) | High | eap8-apache-sshd: A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of w... | 7.5 | 0.0074 | | | [CVE-2026-68498](https://patchblox.com/security/data/cve/CVE-2026-68498.md) | High | jackson-annotations: Enforce maxNameLength incrementally in ReaderBasedJsonParser (bsc#1282641). | 7.5 | 0.0065 | | | [CVE-2026-89407](https://patchblox.com/security/data/cve/CVE-2026-89407.md) | High | jackson-annotations: Optimize NumberInput.looksLikeValidNumber (bsc#1282645). | 7.5 | 0.0063 | | | [CVE-2026-58060](https://patchblox.com/security/data/cve/CVE-2026-58060.md) | High | bouncycastle: HSS public-key level count unbounded, enabling huge allocation on verify (bsc#1272714). | 7.5 | 0.0062 | | | [CVE-2026-89425](https://patchblox.com/security/data/cve/CVE-2026-89425.md) | High | jackson-annotations: `UTF8DataInputJsonParser._reportInvalidToken()`lacks `maxErrorTokenLength` limit, which allows for | 7.5 | 0.0053 | | | [CVE-2026-102495](https://patchblox.com/security/data/cve/CVE-2026-102495.md) | High | eap8-apache-sshd: Apache XmlSchema doesn't limit how deeply schema imports and includes can be nested, so a malicious schema can make p... | 7.5 | 0.0053 | | | [CVE-2026-102496](https://patchblox.com/security/data/cve/CVE-2026-102496.md) | High | eap8-apache-sshd: Apache XmlSchema doesn't limit how deeply schema structures can be nested when it builds its schema model, so a malic... | 7.5 | 0.0053 | | | [CVE-2026-91777](https://patchblox.com/security/data/cve/CVE-2026-91777.md) | High | jackson-annotations: Collection/Map deserializers (bsc#1282492 | 7.5 | 0.0049 | | | [CVE-2026-59645](https://patchblox.com/security/data/cve/CVE-2026-59645.md) | High | bouncycastle: OER parser recurses without depth limit on self-referential IEEE 1609.2 schema (bsc#1272725). | 7.5 | 0.0041 | | | [CVE-2026-93994](https://patchblox.com/security/data/cve/CVE-2026-93994.md) | High | apache-sshd: Repeated-publickey policy bypass on server (bsc#1283352). | 8.1 | 0.0030 | | | [CVE-2026-59642](https://patchblox.com/security/data/cve/CVE-2026-59642.md) | High | bouncycastle: CMS AuthenticatedData content not bound to MAC when authAttrs present (bsc#1272722). | 7.5 | 0.0030 | | | [CVE-2026-58061](https://patchblox.com/security/data/cve/CVE-2026-58061.md) | High | bouncycastle: CCM-family modes write plaintext to caller buffer before tag check (bsc#1272715). | 7.5 | 0.0028 | | | [CVE-2026-12977](https://patchblox.com/security/data/cve/CVE-2026-12977.md) | High | eap8-apache-sshd: A flaw was found in the deployment-operation family of WildFly Core | 8.8 | 0.0025 | | | [CVE-2026-59639](https://patchblox.com/security/data/cve/CVE-2026-59639.md) | High | bouncycastle: CMS verifySignatures returns true for SignedData with zero signers (bsc#1272719). | 7.5 | 0.0024 | | | [CVE-2026-12802](https://patchblox.com/security/data/cve/CVE-2026-12802.md) | High | bouncycastle: CMS AuthEnvelopedData fails to enforce tag-length on decryption (bsc#1272702). | 7.5 | 0.0020 | | | [CVE-2026-71889](https://patchblox.com/security/data/cve/CVE-2026-71889.md) | High | bouncycastle: skipped leaf certificate evaluation in checkNameConstraints can cause X.509 name constraint bypasses | 7.5 | 0.0017 | | | [CVE-2026-71887](https://patchblox.com/security/data/cve/CVE-2026-71887.md) | High | bouncycastle: missing primary key back-signature validation on subkeys can cause signature misattribution and trust | 7.5 | 0.0009 | | --- Data as of 2026-11-12T07:53:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.