Xen Hypervisor Patches 12 Vulnerabilities, Three Allow Guest Escape to Host
By Joshua Mitchell Publication Date: 2026-07-29 13:21:00 The Xen Project released 12 security advisories on July 28, and three of…
Tag: guest
New Zapscape KVM Flaw Could Let Privileged L1 Guest Code Escape to Linux Hosts
By The Hacker News Publication Date: 2026-08-06 17:58:00 Swati KhandelwalAug 06, 2026Virtualization Security / Linux Zapscape, a new Linux kernel…
VMware Fusion Pro 26H1 released with support for more guest OSes
When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Broadcom ships…
VirtualBox 7.2.8 Released with Support for Linux 7.0, Guest Time Accounting – 9to5Linux
By Marcus Nestor Publication Date: 2026-04-21 13:32:00 VirtualBox 7.2.8 Released with Support for Linux 7.0, Guest Time Accounting – 9to5Linux…
GUEST OPINION: Phil Weiser’s HPE challenge and global telecommunications
By Anthony Hartsock Publication Date: 2026-03-19 10:57:00 Colorado Attorney General Phil Weiser has positioned himself as one of the most…
Accepting Microsoft Teams guest invitations could pose a security risk
By Laura French Publication Date: 2025-12-01 14:00:00 Defender for Office 365 protections do not carry over when joining another Teams…
Microsoft Teams Guest Access Exposes a Cross-Tenant Security Gap, Allowing Attackers To Slip Past Defender Protections
By LinkedInEditors Publication Date: 2025-11-29 18:28:00 A newly documented security gap in Microsoft Teams’ guest access architecture is raising alarms…
MS Teams Guest Access Can Remove Defender Protection When Users Join External Tenants
By The Hacker News Publication Date: 2025-11-28 08:33:00 Nov 28, 2025Ravie LakshmananEmail Security / Enterprise Security Cybersecurity researchers have shed…
Microsoft Teams Guest Access Leaves Users Exposed to Attacks
By Aminu Abdullahi Publication Date: 2025-11-28 08:34:00 A new report from Ontinue is raising major concerns about how Microsoft Teams…
Microsoft Teams Guest Chat Vulnerability Exposes Users to Malware Attack
By Guru Baran Publication Date: 2025-11-27 05:26:00 A significant gap in Microsoft Teams’ B2B guest access allows attackers to bypass…