Mmastodon TechnologyCybersecurity first seen 3 d ago, last 3 d ago, peak #8
Arctic Wolf warns of actively exploited Cisco email gateway zero-day
Original: New advisory. Arctic Wolf: CVE-2026-76461: Active Exploitation of Cisco Secure Email Gateway Critical Zero-Day Vulnerabi
Security firm Arctic Wolf has issued an advisory on CVE-2026-76461, a critical zero-day vulnerability in Cisco Secure Email Gateway that is being actively exploited. The company urges organizations using the product to apply immediate mitigations while a full patch becomes available. The flaw could let attackers compromise enterprise email defenses.
Why now: A critical, actively exploited zero-day in widely deployed enterprise email security hardware demands urgent response from IT teams.
Arctic WolfCiscoCVE-2026-76461Cisco Secure Email Gateway
Evidence
- New advisory. Arctic Wolf: CVE-2026-76461: Active Exploitation of Cisco Secure Email Gateway Critical Zero-Day Vulnerability Immediate Mitigation Required https:// arcticwolf.com/resources/blog/… · AAKL@infosec.exchange · 1
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