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Over 4,400 Rockwell PLCs Exposed Online, 22 Found in Water Attack Cities

The Hacker News·August 6, 2026·1 min read
Over 4,400 Rockwell PLCs Exposed Online, 22 Found in Water Attack Cities

Forescout found 22 internet-facing Rockwell Automation PLCs in US cities hit by recent water utility cyberattacks, with 19 using the same mobile carrier network. An August 3 scan counted 4,407 exposed Rockwell controllers worldwide, including 2,844 in the US. Forescout could not confirm any were compromised.

Read at The Hacker News
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