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Sd Wan

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Cisco warns of critical SD-WAN flaw exploited in zero-day attacks

Cisco discloses a CVSS 10.0 authentication bypass in Catalyst SD-WAN Controller actively exploited in zero-day attacks; CISA orders federal agencies to patch by May 17, 2026.
May 15, 2026
Cisco CVE-2026-20182 SD-WAN zero-day CISA Rapid7