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Microsoft says failed server health checks disrupted Outlook and other Microsoft 365 services. The company is still investigating the cause and has disclosed no evidence of a cyberattack.

The mod_http2 race condition, CVE-2026-119618, could let unauthenticated attackers execute code on servers with HTTP/2 enabled.

Google fixed 83 flaws with a new Chrome 157 release, and Mozilla addressed 99 bugs in Firefox 160.

Using thousands of hijacked accounts, the wfx-loot campaign planted a CI secret stealer that ran in over 1,800 GitHub repositories.

The company plans to accelerate product development, hire new talent, expand its US presence, and enter new markets.

The attackers accessed chat transcripts for fewer than 1% of Notion workspaces. Most transcripts were unattributable.

The attackers exploited a vulnerability in a legitimate extension to bypass ScreenConnect authentication.

The malicious activity started shortly after a researcher dropped over 30 zero-days. N-able patched the unauthenticated ones.

Attackers could exploit a critical Red Hat Quay flaw to steal private container images, overwrite repositories and maintain persistent access.

The WhiteArmor ransomware group claims it stole 100GB of data from the shipping giant’s systems.

Designed for cybersecurity leaders, this immersive two-day virtual event is your premier destination to discuss, share, and learn innovative risk management and defense strategies defining the modern enterprise.

A critical authentication bypass allows attackers to execute arbitrary code as admin and take over XCP-ng nodes.

Attackers could exploit them for command execution, memory overwrites, and privilege escalation.

Apache vulnerability Apache vulnerability

The mod_http2 race condition, CVE-2026-119618, could let unauthenticated attackers execute code on servers with HTTP/2 enabled.

N-Able N-central vulnerability exploited N-Able N-central vulnerability exploited

The malicious activity started shortly after a researcher dropped over 30 zero-days. N-able patched the unauthenticated ones.

Maersk ransomware attack Maersk ransomware attack

The WhiteArmor ransomware group claims it stole 100GB of data from the shipping giant’s systems.

Top Cybersecurity Headlines

A critical authentication bypass allows attackers to execute arbitrary code as admin and take over XCP-ng nodes.

Intel and AMD disclose more than 200 vulnerabilities, including critical flaws in Intel TDX software and numerous AMD graphics bugs.

The security defects could allow attackers to bypass authorization and gain root access to devices.

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Upcoming Cybersecurity Events

CISO Forum Virtual Summit

The 2026 Virtual CISO Forum brings together CISOs, senior cybersecurity executives, practitioners, industry experts, and other security leaders to share practical experience and examine the issues shaping enterprise cybersecurity strategy.
[November 10 & 11, 2026 | Virtual]

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CISO Forum 2026 Year-End Review Virtual Roundtable

SecurityWeek’s CISO Forum 2026 Year-End Virtual Roundtable will reflect on a landmark year in security and discuss how to fortify your enterprise strategy for 2027.
[December 2, 2026 | Virtual]

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Cyber AI and Automation Summit 2026

SecurityWeek’s Cyber AI & Automation Summit pushes the boundaries of security discussions by exploring the implications and applications of predictive AI, machine learning, and automation in modern cybersecurity programs.
[December 8 & 9, 2026 | Virtual]

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Zero Trust Summit Now On-Demand

SecurityWeek’s 2026 Zero Trust Summit will deep-dive into the world of digital identity management and the role of zero-trust principles and associated technologies
[Originally October 14, 2026]

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Vulnerabilities

Cybercrime

Facebook said Tuesday it shut down 32 fake pages and accounts involved in an apparent "coordinated" effort to stoke hot-button issues ahead of November midterm US elections, but could not identify the source although Russia is suspected of involvement.

A major Iowa hospital and medical clinic system has notified about 1.4 million patients and former patients about a computer breach that might have exposed their personal information.UnityPoint Health officials say hackers used broke into the company's email system and could have obtained medical information.

The DHS National Cybersecurity Summit will bring together a diverse group of stakeholders across government, industry, and academia to reinforce DHS’s collective defense mission and its commitment to working across a wide range of industries and sectors to protect national critical functions.

Buildings are getting smarter, and the pace at which intelligent technology is being introduced to our homes, offices and factory floors is breathtaking. The amount of money we collectively spend on networked lighting, physical security, infrastructure and comfort systems is set to increase more than fourfold in the next four years according to recent analysis, from what is currently a $7.42 billion market to a predicted $31.74 billion by 2022.

HP announced on Tuesday the launch of a bug bounty program for printers. The company is prepared to pay out up to $10,000 for serious vulnerabilities found in its products.

I touched on network segmentation in my previous column, You Know You’re at Risk, Now What? and although it is a fairly foundational security practice, at least in the IT realm, I want to give it a little more focus this month because I believe proper network segmentation is one of the most impactful actions industrial asset owners can take to reduce the risk of a major security incident.

More than half of U.S. government agencies have fully implemented the DMARC email security standard in response to a binding operational directive from the Department of Homeland Security, according to email threat protection company Agari.

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Application Security

Application Security

Using thousands of hijacked accounts, the wfx-loot campaign planted a CI secret stealer that ran in over 1,800 GitHub repositories.

Cloud Security

Cloud Security

Created by Zerto and Kashya veterans, the startup has launched a platform designed to recover whole cloud applications. 

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