Cisco email gateways face active attacks with root access at stake

from BMC Daily Cyber News · host Jason Edwards

Daily Cyber News: Cisco email gateways face active attacks with root access at stake Enterprise email boundaries are at risk because attackers are actively exploiting Cisco Secure Email Gateway appliances. A crafted message can pass through an affected device and trigger commands with root privileges without any authentication. Cisco released software fixes, says there are no workarounds, and reported active exploitation in September 2026. For more cybersecurity news and the full Daily Cyber newsletter, visit DailyCyber.News.Cybersecurity training, courses, books, and resources: BareMetalCyber.com. Topics: cybersecurity news, cybersecurity, cyber risk, active exploitation, firewall, cisco, email, gateways, face, active.

Episode metadata supplied by the publisher feed · Published Sep 15, 2026

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Cisco email gateways face active attacks with root access at stake. Enterprise email boundaries are at risk because attackers are actively exploiting Cisco Secure Email Gateway appliances.

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