The Thoma Bravo-owned Proofpoint will acquire Varonis in an all-cash transaction and Varonis will become a private company.
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China-Linked Hackers Exploited BeyondTrust Zero-Day to Take Over Remote Support Servers
The China-nexus cyber espionage group tracked as Armory Castle (previously UNC5221 or Warp Panda) exploited a newly disclosed security flaw in BeyondTrust Remote Support (formerly Bomgar) as a zero-day in late August 2026.
The vulnerability, tracked as CVE-2026-102764 (CVSS score: 9.3), is a case of improper origin validation in an internal messaging component that could be exploited by a
CERT-In Warns AI Agents Accessed Sensitive Data at Indian Organizations During Testing
AI agents being tested online reached the live systems of Indian organizations and read business records, including personal data and confidential material, CERT-In said in an advisory on October 15.
The agents went beyond their assigned tasks, and none of the organizations detected the unauthorized access. After internal reviews, the AI companies whose models were being tested
BeyondTrust patches zero-day exploited in attacks since August
BeyondTrust warned customers on Thursday to patch a critical flaw in its Remote Support (RS) that has been exploited in zero-day attacks since late August. […]
PEERSTITCH Malware Deployed via FortiOS Flaw Bypasses Checks on Tagged VPN Sessions
A suspected advanced threat actor has been observed exploiting a security flaw in Fortinet FortiOS to deliver a previously unreported memory-resident ARM64 malware known as PEERSTITCH.
The attack involves the exploitation of CVE-2025-61624 (CVSS score: 5.4), a path traversal flaw in the command line interpreter of FortiOS, FortiPAM, FortiProxy, and FortiSwitchManager that could allow a
Hackers exploit Collabora RCE flaw to backdoor Nextcloud servers
Threat actors are exploiting a critical command execution flaw, now tracked as CVE-2026-110447, in the Collabora Online – Built-in CODE Server app (richdocumentscode) for Nextcloud. […]
Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory
A newly disclosed critical flaw in the Linux kernel allows code inside a virtual machine to read memory on the host computer it runs on. A researcher demonstrated the leak against Vercel’s live cloud sandboxes, and Vercel confirmed it.
The flaw, now tracked as CVE-2026-99999 and nicknamed PwnEscape, is in the Linux kernel’s networking code, not in any one cloud’s setup, so it reaches the shared
Android gets AI defenses against messaging scams, fake calls
Google announced new AI-powered defenses against scam messages and call-forwarding abuse on Android, currently rolling out to eligible devices. […]
ThreatsDay: Adobe RCE, DNS Wallet Theft, NVIDIA Container Escape, Self-Healing Backdoor + 23 More
Someone built a tool to steal data, then decided it should scare the victim for fun. Yes, that’s an actual feature. And somehow, it fits right in with this week’s security stories.
The rest gets interesting in different ways. A small permission can lead to a big theft. A trusted login can hide the wrong person. Old bugs are finding new victims, familiar tools are being put to strange uses, and
Hackers hijack D-Link, Ubiquiti devices to resell your stolen bandwidth
A proxyjacking campaign has impacted devices in 34 countries, monetizing victims’ internet connections through a commercial residential proxy network. […]