CVE-2026-20303 & CVE-2026-20304: Cisco SD-WAN Flaws Hit CVSS 9.9 Vulnerability Report CVE-2026-20303 & CVE-2026-20304: Cisco SD-WAN Flaws Hit CVSS 9.9 Do Son August 5, 2026 0 TL;DR Cisco patched five Cisco SD-WAN vulnerability issues in Catalyst SD-WAN Software. Three are Critical, with two... Read More Read more about CVE-2026-20303 & CVE-2026-20304: Cisco SD-WAN Flaws Hit CVSS 9.9
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