Latest cybersecurity reporting from selected sources.

Good luck, sys admins

Cisco warns of CVE-2026-20245 in SD-WAN Manager, a flaw that can lead to root access via file upload command injection; no patch or workaround yet. Cisco warns of a privilege escalation flaw, tracked as CVE-2026-20245 (CVSS base score of 7.8), in Cisco Catalyst SD-WAN Manager, the platform formerly known as SD-WAN vManage. An authenticated local […]

On Thursday, Cisco warned of a high-severity, unpatched zero-day in the Cisco Catalyst SD-WAN Manager (tracked as CVE-2026-20245) actively exploited in attacks enabling root privilege escalation. [...]

Broken vdaemon Peering Authentication Enables Unauthenticated Admin AccessA maximum-severity vulnerability in Cisco Catalyst SD-WAN Controller is being actively exploited, giving attackers administrative privileges without authentication. The authentication bypass vulnerability stems from a broken peering authentication mechanism.

This is the second time this year a threat actor has leveraged a CVSS 10.0 vulnerability in Cisco's network control system.

Cisco is warning that a critical Catalyst SD-WAN Controller authentication bypass flaw, tracked as CVE-2026-20182, was actively exploited in zero-day attacks that allowed attackers to gain administrative privileges on compromised devices. [...]

Cisco has released updates to address a maximum-severity authentication bypass flaw in Catalyst SD-WAN Controller that it said has been exploited in limited attacks