
Cisco Catalyst SD-WAN CVE-2026-20182: Emergency Patch Guide
Patch Cisco Catalyst SD-WAN Controller and Manager CVE-2026-20182, preserve evidence, restrict management access, and verify the fabric safely.

Patch Cisco Catalyst SD-WAN Controller and Manager CVE-2026-20182, preserve evidence, restrict management access, and verify the fabric safely.

Patch or mitigate Fragnesia CVE-2026-46300 on Linux hosting, Proxmox, container, CloudLinux, AlmaLinux, Debian, and Ubuntu servers.

Patch Exim CVE-2026-45185 by updating to Exim 4.99.3 or vendor-fixed packages, restarting mail service, verifying mail flow, and reviewing logs.

Updated May 30: add CVE-2026-9256 and verify fixed NGINX 1.30.2 or 1.31.1 packages on hosting servers, CDN origins, reverse proxies, and Kubernetes workloads.

Patch or disable critical WordPress plugin CVEs affecting Burst Statistics, Career Section, InfusedWoo Pro, Avada Builder, and activity logging plugins.

Update WHMCS 8.13 LTS to 8.13.3 or WHMCS 9.0 to 9.0.4 for CVE-2026-29204, then verify billing, support, provisioning, and hosting modules.

Patch Windows Netlogon CVE-2026-41089 and Windows DNS Client CVE-2026-41096 across servers, hosting machines, domain controllers, and admin workstations.

Patch cPanel & WHM and WP Squared for the May 13, 2026 five-CVE security update with safe commands, DNS cluster checks, and hosting-provider verification.

Broadcom TNZ-2026-0278 fixes 10 CVEs in VMware Tanzu RabbitMQ on Kubernetes. Update cluster packages and verify RabbitMQ health safely.

CVE-2026-2993 affects AIWU / AI Copilot – Content Generator through 1.4.17. Disable or remove it, review data, and rotate connected keys.