Yet another Cisco SD-WAN 0-day under attack, and no patch in sight

The threat is real. Unknown miscreants are exploiting a high-severity, zero-day bug in Cisco’s SD-WAN management software, and the networking giant hasn’t said when it will patch the flaw. Cisco issued an advisory on Thursday for the Catalyst SD-WAN Manager vulnerability, tracked as CVE-2026-20245, and it sounds like attackers have been...

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