Weekly client KEV Advisory

(Known Exploited Vulnerabilities)

A ready-to-send note for your clients, built from this week's CISA Known Exploited Vulnerabilities additions. Copy it, add your branding, and send.

Week of 16 October 2026 · Last updated: 16 October 2026 12:22 UTC

Tailor to one client

Check the products a client runs and the advisory below rewrites to just those.

Atlassian Multiple ProductsCVE-2026-21589added 2026-10-15
Ahsay AhsayCBSCVE-2026-105134added 2026-10-14
Cisco Secure Email GatewayCVE-2026-76519added 2026-10-14
Ahsay AhsayCBSCVE-2026-105133added 2026-10-14
Palo Alto Networks PAN-OSCVE-2026-0322added 2026-10-14
Ivanti Connect SecureCVE-2026-104935added 2026-10-13
Microsoft WindowsCVE-2026-96951added 2026-10-13

Copy-ready advisory

Tone:

Security advisory, week of 16 October 2026

We are checking your environment for exposure and will confirm remediation.

The vulnerabilities below were added to CISA's Known Exploited Vulnerabilities catalog in the last seven days. They are being actively exploited. If you run any of these products, they should be patched now, ahead of the normal cycle.

- Atlassian Multiple Products (CVE-2026-21589)
- Ahsay AhsayCBS (CVE-2026-105134)
- Cisco Secure Email Gateway (CVE-2026-76519)
- Ahsay AhsayCBS (CVE-2026-105133)
- Palo Alto Networks PAN-OS (CVE-2026-0322)
- Ivanti Connect Secure (CVE-2026-104935)
- Microsoft Windows (CVE-2026-96951)

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