New Actively Exploited CVSS 10 Flaw in Cisco AsyncOS Spam Quarantine Remote Access
! Update January 26, 2026 On January 15th, 2025, Cisco released patches for CVE-2025-20393 CVSS 10. Cisco recommends upgrading to a fixed release. The patches are intended to remove the persistence mechanisms observed in the campaign. There are no workarounds; patching is required for complete mitigation. Fixed versions are: • Cisco Secure Email Gateway (SEG) […]



