importantSYS.SOURCE: The Hacker News• 2026-08-06T22:43:15+05:30

Cisco Addresses 12 Critical Vulnerabilities in SD-WAN and IOS XE Software, Including High-Severity Flaws

#vulnerability #cisco #network security #software security #patch management

Cisco released patches for 12 critical vulnerabilities in SD-WAN and IOS XE software, including three with 9.8 CVSS scores, following internal security testing. A high-severity IMC flaw (CVE-2026-20200) with a proof-of-concept exploit was also addressed, posing significant risks to hardware-level security.

Cisco has rolled out updates to address multiple critical security vulnerabilities impacting Catalyst SD-WAN and IOS XE Software as part of a comprehensive internal security review.

The security issues affect Cisco Catalyst SD-WAN Software, regardless of device configuration, and Cisco IOS XE Software when it is running in autonomous or controller mode.

"These vulnerabilities were found

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