BeyondTrust Remote Support Zero-Day Exploited

Brass key ring with a blue tag and a loose copied key, symbolizing the BeyondTrust Remote Support zero-day CVE-2026-102764

A BeyondTrust Remote Support zero-day has been exploited since August 29, and CISA added it to the Known Exploited Vulnerabilities catalog on October 16. Google’s Mandiant ties the attacks to Armory Castle, a China-linked espionage group, and says any internet-reachable appliance on a vulnerable version should be treated as potentially compromised until it has been…

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Cisco Secure Email Gateway Zero-Day Exploited Again

Cisco Secure Email Gateway zero-day CVE-2026-76519: steel inspection box with an envelope in its slot and orange light leaking out

A Cisco Secure Email Gateway zero-day is under attack: one email with a crafted attachment lets an unauthenticated attacker write files and run commands as root. Cisco tracks it as CVE-2026-76519 (CVSS 9.8), and CISA added it to the Known Exploited Vulnerabilities catalog on October 14. It is the second Secure Email Gateway flaw exploited…

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Ivanti Connect Secure Zero-Day Chain Reaches Root

Ivanti Connect Secure zero-day chain CVE-2026-104935: a brushed-aluminium case with a broken blue tamper seal on a dark wooden floor, headline “Three Ivanti Zero-Days, One Root Shell”

Volexity found an Ivanti Connect Secure zero-day chain that gave one attacker unauthenticated root on a VPN appliance running the latest build at the time. Ivanti has fixed two of the three flaws. As of October 14, the third, the privilege escalation that turns a web-server foothold into root, has no fix. Ivanti’s own Integrity…

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AhsayCBS Backup Server Vulnerability Exploited

AhsayCBS backup server vulnerability under attack: Huntress says version 10.3.4 is affected too. Restrict the console and hunt for web shells now.

An AhsayCBS backup server vulnerability is being exploited, and the version everyone was told to install did not fix it. Huntress saw attackers chain two flaws from October 7 to run code as SYSTEM on exposed Ahsay Cloud Backup Servers. On October 8 it found that 10.3.4, the release the public CVE entries call fixed,…

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IDC Frontier Ransomware: One Cloud, 495 Customers

IDC Frontier ransomware attack on a Japanese cloud provider affecting 495 customers, October 2026

One ransomware attack on one cloud region has hit 495 companies and local governments in Japan at once. IDC Frontier, a SoftBank subsidiary, said its IDCF Cloud service was struck by ransomware on October 7 at 3:40 a.m. local time, forcing it to shut down the network and systems of its East Japan Region 1.…

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