Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.39 security and extras update

🗓️ 20 Oct 2026 07:04:00Reported by RedHatType

redhat🔗 access.redhat.com👁 6 Views

Red Hat OpenShift Container Platform security updates fix DoS and code execution issues.

Reporter	Title	Published	Views	Family All 1000
IBM Security Bulletins	Security Bulletin: Multiple vulnerabilities affect Data Virtualization on IBM Software Hub (July 2026 - Part 2 of 2)	7 Aug 202601:27	–	ibm
IBM Security Bulletins	Security Bulletin: IBM App Connect Enterprise Certified Container operator and operands are vulnerable to loss of confidentiality and denial of service due to multiple CVEs	12 Aug 202613:52	–	ibm
IBM Security Bulletins	Security Bulletin: Security vulnerabilities have been identified in IBM WebSphere Application Server shipped with IBM Business Automation Workflow	15 Oct 202607:51	–	ibm
IBM Security Bulletins	Security Bulletin: Maximo AI Service uses multiple third party dependencies which are vulnerable to multiple CVEs.	1 Oct 202615:38	–	ibm
IBM Security Bulletins	Security Bulletin: Impacted IBM Optim for z/OS 1.0.0, 1.1.0 and 1.2.0 by vulnerabilities in jackc/Pgx, cloudflare/cfSSL, x/net	28 Sep 202606:49	–	ibm
IBM Security Bulletins	Security Bulletin: : Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to multiple vulnerabilities in dependencies	8 Jun 202614:50	–	ibm
IBM Security Bulletins	Security Bulletin: The following vulnerabilities that can affect IBM Storage Scale Cluster Export Services (CES) S3 are now addressed in 5.2.3.9 or higher and 6.0.1.0 or higher	24 Jul 202615:52	–	ibm
IBM Security Bulletins	Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to multiple issues in urllib3 [CVE-2026-44431, CVE-2026-44432]	27 Jul 202619:59	–	ibm
IBM Security Bulletins	Security Bulletin:Cross-Origin Redirect Headers Vulnerability in urllib3 Prior to 2.7.0	4 Aug 202610:01	–	ibm
IBM Security Bulletins	Security Bulletin: Code injection, cross-site scripting, and other vulnerabilities might affect IBM Storage Defender - Resiliency Service	20 Jul 202616:14	–	ibm

Source	Link
access	www.access.redhat.com/security/cve/CVE-2026-102278
access	www.access.redhat.com/security/cve/CVE-2026-11332
access	www.access.redhat.com/security/cve/CVE-2026-33814
access	www.access.redhat.com/security/cve/CVE-2026-44431
access	www.access.redhat.com/security/cve/CVE-2026-44432
access	www.access.redhat.com/security/cve/CVE-2026-46597
access	www.access.redhat.com/security/cve/CVE-2026-84375
access	www.access.redhat.com/security/updates/classification/

21 Oct 2026 08:57Current

6.6Medium risk

Vulners AI Score6.6

CVSS 3.17.5 - 7.8

CVSS 48.9

EPSS0.00882

SSVC

Red Hat OpenShift Container Platform Denial of Service arbitrary code execution information disclosure urllib3 ansible-core