CISA orders feds to patch Zyxel flaw exploited for data theft

CISA ordered federal agencies to patch a high-severity vulnerability in Zyxel GS1900 series switches that attackers are actively exploiting for data theft. The U.S. Cybersecurity and Infrastructure Security Agency issued the directive after confirming active exploitation in the wild. Federal agencies must apply the patch to prevent further breaches and protect sensitive data.