Apr 21, 2026mediumexploitationexploited in the wild

CISA flags new SD-WAN flaw as actively exploited in attacks

CISA has given U.S. government agencies four days to secure their systems against another Catalyst SD-WAN Manager vulnerability it flagged as actively exploited in attacks.

what's affectedCISA flags new SD-WAN flaw as actively exploited in attacks

mitigation statusMonitoring updates

first reportedApr 21, 2026

social pulse

mentions (24h)574

velocitytrend up

mentions delta+0% vs yesterday

platform splitX 55% · Reddit 20% · GitHub 25%

keywords

exploitationvulnerabilitymitigation

x analyticsheat 0

authors 0verified 0%

likes0

retweets0

replies0

quotes0

summaryConversation is accelerating with active-response chatter and exploit validation.

sources

https://www.bleepingcomputer.com/news/security/cisa-flags-new-sd-wan-flaw-as-actively-exploited-in-attacks/

Curated Apr 21, 2026 by the ahackaday team./Sources verified./Brief grounded in 1 source.

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