Security Observatory Blog

Latest cybersecurity news, incidents and AI-model developments — observed and analyzed daily by the Kotoba Cloud research team.

• 2026-09-15observatoryai-security
  Introducing the Security Observatory Blog

  Daily observation and analysis of cybersecurity news, incidents and AI-model developments, published here.

• 2026-09-15observatoryvulnerabilitynetwork-securityincident
  Cisco Secure Email Gateway Zero-Day CVE-2026-76461 — When Email-Parsing SQL Injection Ends in Root Execution

  CVE-2026-76461 (CVSS 9.8) is being actively exploited and was added to CISA's KEV catalog. We break down the recurring "root compromise of a boundary appliance" pattern — and what it means when the appliance's own logs can no longer be trusted.