September 2026

Security Notices
Ubuntu USN-8787-1 Fixes libxml2 VulnerabilitiesNew!!
09/21/2026

Ubuntu issued USN-8787-1. Match affected deployments, apply supported fixes, validate operations, and retain evidence for audit and incident review.

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Security Notices
Ubuntu USN-8786-1 Fixes rsyslog VulnerabilityNew!!
09/21/2026

Ubuntu issued USN-8786-1. Match affected deployments, apply supported fixes, validate operations, and retain evidence for audit and incident review.

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Security Notices
Red Hat libkcapi Update Addresses Three RHEL 10 FlawsNew!!
09/21/2026

Red Hat issued RHSA-2026:69285. Match affected deployments, apply supported fixes, validate operations, and retain evidence.

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Network Security
Patching Is Not Eradication: When An Edge Appliance Must Be RebuiltNew!!
09/21/2026

A documentation-backed, testable runbook for Patching Is Not Eradication: When An Edge Appliance Must Be Rebuilt, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.

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Security Notices
Dassault Systèmes Warns of Tuleap Command InjectionNew!!
09/21/2026

Dassault Systèmes issued CVE-2026-84285. Match affected deployments, apply supported fixes, validate operations, and retain evidence.

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Security Notices
Red Hat Corosync Update Protects RHEL 8.8 ClustersNew!!
09/21/2026

Red Hat issued RHSA-2026:69278. Match affected deployments, apply supported fixes, validate operations, and retain evidence.

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Security Notices
Red Hat Fixes a Second libtiff Flaw on RHEL 8New!!
09/21/2026

Red Hat issued RHSA-2026:69292. Match affected deployments, apply supported fixes, validate operations, and retain evidence.

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Security Notices
Apache Neethi 3.2.4 Addresses Five Policy Processing FlawsNew!!
09/21/2026

Apache issued CVE-2026-91863 and 4 related advisories. Match affected deployments, apply supported fixes, validate operations, and retain evidence.

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Security Notices
Temporal Discloses Eight Authorization and Availability FlawsNew!!
09/21/2026

Temporal issued CVE-2026-16651 and 7 related advisories. Match affected deployments, apply supported fixes, validate operations, and retain evidence.

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Security Notices
INCIBE-CERT Reports Fixed 1millionbot Chatbot XSSNew!!
09/21/2026

1millionbot issued CVE-2026-91921. Match affected deployments, apply supported fixes, validate operations, and retain evidence.

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